A post about words for disciple, pupil, student, school and related things in Celtic languages, and related words in other languages.

Words marked with a * are reconstructions.

Old Irish (Goídelc)	deiscipul [ˈdʲesʲkʲibul] = disciple, student
Middle Irish (Gaoidhealg)	deiscipul, disgibul, deiscibul = disciple, pupil
Irish (Gaeilge)	deisceabal [ˈdʲɛʃcəbˠəlˠ] = disciple
Scottish Gaelic (Gàidhlig)	deisciobal [dʲeʃgʲəbəl̪ˠ] = disciple deisciobalachd [dʲeʃgʲəbəl̪ˠəxg] = discipleship
Proto-Brythonic	*dɨskɨbl = disciple (?)
Middle Welsh (Kymraec)	disgybyl, discipl, dyscybl = learner, pupil, beginner, apprentice, novice, adherent, follower, disciple disgyblaeth, discipliaeth = discipline, discipleship, doctrine, religious, instruction disgyblu, discyblu = to imitate, emulate
Welsh (Cymraeg)	disgybl [ˈdɪsɡɨ̞bl/ˈdɪskɪbl̩] = learner, pupil, beginner, apprentice, novice, adherent, follower, disciple disgybl(i)aeth = discipline, discipleship, doctrine, religious, instruction disgyblaethu = to discipline disgyblu = to discipline, chastise, instruct, imitate, emulate
Middle Cornish (Cernewec)	discebel, desgibl, disgibl, dyscybbl = disciple
Cornish (Kernewek)	dyskybel = disciple dyskybeleth = discipline
Middle Breton (Brezonec)	desquebl, disquebl, disquibl = disciple disquebles = disciple (female)
Breton (Brezhoneg)	diskibl, diskiblez = disciple, pupil diskiblezh = discipline

Etymology: from Latin disculpus (student pupil, disciple, schoolboy, cadet), from dis- (apart, asunder) and Proto-Italic *kapelos (one who takes) [source].

Words from the same roots may include disciple and discipline in English, discepolo (disciple, follower, pupil) in Italian, disciple (disciple) in French, and disciplina (discipline, subject) in Portuguese [source].

Old Irish (Goídelc)	daltae [ˈdal͈te] = disciple, pupil, foster-child, fosterling daltacht, daltachas, daltus = fosterage, pupilage daltán [ˈdal͈taːn] = little foster child, little pupil
Middle Irish (Gaoidhealg)	daltae, daltai, dalta = a foster-son, fosterling, nursling, ward, pupil, disciple daltán = a little foster-child, a pupil, aterm of endearment daltachas = quarterage, billeting, military service, hire, tax, tribute, fosterage, guardianship dailtín = fosterling, a impudent or quarrelsome young man
Irish (Gaeilge)	dalta [d̪ˠalˠt̪ˠə] = foster-child, pupil, disciple, student, alumnus, cadet, pet, fondling daltachas = fosterage, pupilage, discipleship daltán = (little) foster-child, young pupil daltas = cadetship
Scottish Gaelic (Gàidhlig)	dalta [dal̪ˠdə] = foster child, fosterling, stepchild daltachas [dal̪ˠdəxəs] = fosterage daltachd [dal̪ˠdəxg] = fostering
Manx (Gaelg)	doltey = adopted child, ward, fosterling, pupil, protégé, cadet, initiate doltaghey = foster, fostering doltaghys = fosterage, pupilage doltanagh = initiate dolteynys = adoption, wardship dolteyder = adopted parent, adopter, fosterer

Etymology: possibly from Proto-Indo-European *dʰeh₁-lu-s, from *dʰeh₁(y)- (to suck), which is also the root of words such as figlio (son) in Italian, fils (son) in French, and hijo (son, child) in Spanish [source].

Irish (Gaeilge)	meabhraitheoir = reflective, thoughtful, speculative person
Middle Welsh (Kymraec)	myfyriwr = student, one who meditates
Welsh (Cymraeg)	myfyriwr, myfyrwraig [məˈvərjʊr, məˈvərwrai̯ɡ] = student, one who meditates

Etymology: (Welsh) from Welsh myfyrio (to meditate upon, ponder, study), from myfyr (meditation, thought), from Proto-Brythonic *meβ̃ör, from Latin memoria (memory, remembrance), from memor (mindful, remembering), of uncertain origin [source].

The Irish word comes from the same Latin root, via Middle Irish mebair (recollection, memory) and Old Irish mebuir (recollection, memory) [source].

Words from the same roots include memory, memoir and memorial in English, mémoire (memory, memo, dissertation, paper, memoir, brief) in French, memoria (memory, report, document) in Spanish, meabhair (mind, memory, consciousness, awareness, reason, sensation, feeling) in Irish, and meomhair (memory, memorandum, thinking) in Scottish Gaelic [source].

Old Irish (Goídelc)	scol = school scolaige = scholar, student scolóc = disciple, scholar, servant, student, tenant of church
Middle Irish (Gaoidhealg)	scol = school scolóc, scológ, scolóic = scholar, pupil, student, disciple, follower, servant, youth, lad, tenant of (church) land, farmer
Irish (Gaeilge)	scoil = school scolaíoch = scholastic scolaíocht = schooling, school education scoláire = scholar, learned person scoláireacht = scholarship, learning scolártha = scholarly
Scottish Gaelic (Gàidhlig)	sgoil = school sgoilear [sgɔlər] = scholar, pupil, schoolboy, schoolgirl, school teacher sgoilearach [sgɔlərəx] = scholarly, scholastic, academic(al) sgoilearachas [sgɔlərəxəs] = scholarship sgoilearachd [sgɔlɛrəxg] = scholarship, schooling, (act of) studying
Manx (Gaelg)	scoill, schoill = school scollag = boy, lad, stripling, youngers, scholar schoillar = scholar, student scoillar = academic, man of learning, pupil schoillaragh = scholarly, scholastic schoillaraght, schoillarys = scholarship
Proto-Brythonic	*ɨskol = school
Middle Welsh (Kymraec)	escol, iscol, yscol, ysgol = school escolheyc, yscolheic, ysgolhaig = scholar, erudite or learned person, disciple, pupil, student escolheyctaut, ysgolhectod, ysgolheictot = scholarship, learning, erudition ysgoler = pupil, schoolchild, student, scholar
Welsh (Cymraeg)	ysgol [ˈəskɔl] = school ysgolaidd = scholastic, educational, academic ysgolhaig = scholar, erudite or learned person, disciple, pupil, student ysgolheictod = scholarship, learning, erudition (y)sgolor, (y)sgolar, (y)sgoler = pupil, schoolchild, student, scholar prifysgol = university
Middle Cornish (Cernewec)	scol = school scolheic = scholar
Cornish (Kernewek)	skol [skoːl] = school skoler = scholar skolheygel = scholarly, erudite skolheyk, skolheyges = scholar, student skolheygieth = scholarship skolji = schoolhouse pennskol, pednskol = university
Middle Breton (Brezonec)	scol = school scolaër [skoˈlɛːr] = scholar, teacher, schoolmaster
Breton (Brezhoneg)	skol [skoːl/skuːl] = school skolaer, skolaerez [skoˈlɛːr] = scholar, teacher, schoolmaster skolaj [ˈskoː.laʃ] = college, high school skol-veur = university skoliad [ˈsko.ljat] = pupil, student skoliañ = to instruct, teach

Etymology: from Latin schola (schooltime, classtime, school, student body, art gallery), from Ancient Greek σχολή (skholḗ – leisure, free time, rest, lecture, disputation, discussion, philosophy, school, lecture hall), from Proto-Hellenic *skʰolā́ (holding back), from Proto-Indo-European *sǵʰ-h₃-léh₂, from Proto-Indo-European *seǵʰ- (to hold) [source].

Words from the same roots include epoch, hectic, scheme, scholar, school, severe and sketch in English, école (school) in French, scuola (school, class, lesson, grade) in Italian, and Schule (school) in German [source].

Irish (Gaeilge)	mac léinn = student
Scottish Gaelic (Gàidhlig)	mac-léighinn = student (archaic)

Etymology: from Old Irish macc (son, child) and légend (act of studying), which comes from Latin legendum, from legō (to choose, appoint, collect, read) [source].

Proto-Celtic	*suwits = wise, knowledgeable person
Old Irish (Goídelc)	suí [ˈsui̯] = sage, scholar, expert, learned man, master, wise man
Middle Irish (Gaoidhealg)	suí, sui, súid = man of learning, scholar, wise man, sage, head of a monastic or poetic school suíthemail, saithemail, saothamail = skilled, accomplished, learned, wise, fair, beautiful, pleasant, agreeable
Irish (Gaeilge)	saoi [sˠiː] = head of a monastic or poetic school, wise man, learned man, master, expert, eminent, distinguished, person saíocht = learning, erudition, mastery, accomplishment saoithiúil [ˈsiːhwəlʲ] = learned, wise, skilled, accomplished, humorous, entertaining, pleasant, agreeable, funny, peculiar saoithiúilacht = learning, wisdom, skill, accomplishment, humorousness, pleasantness, mirth, oddness
Scottish Gaelic (Gàidhlig)	saoidh [sɤj] = worthy, righteous person
Middle Welsh (Kymraec)	syw, syỽ = excellent, splendid, elegant, smart, neat, merry, joyful sywedyt, sywyedyd, sywedydd = astronomer, seer, soothsayer, wizard, wise or learned man, teacher
Welsh (Cymraeg)	syw = excellent, splendid, elegant, smart, neat, merry, joyful, wise, learned, skilful, dexterous sywder = elegance, neatness, smartness syw(i)edydd = astronomer, seer, soothsayer, wizard, wise or learned man, teacher

Etymology: from Proto-Celtic *su- (good) and *wid- (to know) [source]. Words from the same roots include euphoria, euphemism and other words beginning with eu- in English [source]

Scottish Gaelic (Gàidhlig)	stuidear [sdudʲər] = student, study (room)
Manx (Gaelg)	studeyr = student
Middle Welsh (Kymraec)	ystudiwr, astudiwr = student, scholar, academic
Welsh (Cymraeg)	(a)studiwr = student, scholar, academic
Cornish (Kernewek)	studhyer, studhyores = student
Breton (Brezhoneg)	studier = student

Etymology: from English study or Middle French estudier (to study) [source].

Another word for student is oileanach [ɤlanəx] (‘one who is instructed’) in Scottish Gaelic [source]. The word oileánach also exists in Irish, but it means islander, insular or abounding in islands [source].

Sources: Wiktionary, Etymological Dictionary Of Proto Celtic, In Dúil Bélrai English – Old Irish glossary, eDIL – Electronic Dictionary of the Irish Language, Teanglann.ie, Am Faclair Beag, An etymological dictionary of the Gaelic language, Fockleyreen: Manx – English Dictionary, Online Manx Dictionary, Gaelg Corpus, Geiriadur Prifysgol Cymru, Lexicon cornu-britannicum : a dictionary of the ancient Celtic language of Cornwall, Gerlyver Kernewek, Devri : Le dictionaire diachronique du breton, Geriafurch, TermOfis