dychmygu

Welsh

dychymyg (“imagination, idea”) +‎ -u, from Proto-Celtic *do-ad-kom-mik-,^[1] with the final element derived from Proto-Indo-European *meyk- (“to twinkle”).

dychmygu (first-person singular present dychmygaf)

Conjugation (literary)
	singular			plural			impersonal
	first	second	third	first	second	third	impersonal
present indicative/future	dychmygaf	dychmygi	dychmyga	dychmygwn	dychmygwch	dychmygant	dychmygir
imperfect (indicative/subjunctive)/ conditional	dychmygwn	dychmygit	dychmygai	dychmygem	dychmygech	dychmygent	dychmygid
preterite	dychmygais	dychmygaist	dychmygodd	dychmygasom	dychmygasoch	dychmygasant	dychmygwyd
pluperfect	dychmygaswn	dychmygasit	dychmygasai	dychmygasem	dychmygasech	dychmygasent	dychmygasid, dychmygesid
present subjunctive	dychmygwyf	dychmygych	dychmygo	dychmygom	dychmygoch	dychmygont	dychmyger
imperative	—	dychmyga	dychmyged	dychmygwn	dychmygwch	dychmygent	dychmyger

verbal noun	dychmygu
verbal adjectives	dychmygedig dychmygadwy

Conjugation (colloquial)
inflected colloquial forms	singular			plural
inflected colloquial forms	first	second	third	first	second	third
future	dychmyga i, dychmygaf i	dychmygi di	dychmygith o/e/hi, dychmygiff e/hi	dychmygwn ni	dychmygwch chi	dychmygan nhw
conditional	dychmygwn i, dychmygswn i	dychmyget ti, dychmygset ti	dychmygai fo/fe/hi, dychmygsai fo/fe/hi	dychmygen ni, dychmygsen ni	dychmygech chi, dychmygsech chi	dychmygen nhw, dychmygsen nhw
preterite	dychmygais i, dychmyges i	dychmygaist ti, dychmygest ti	dychmygodd o/e/hi	dychmygon ni	dychmygoch chi	dychmygon nhw
imperative	—	dychmyga	—	—	dychmygwch	—

Mutated forms of *dychmygu*
radical	soft	nasal	aspirate
dychmygu	ddychmygu	nychmygu	unchanged

Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.

^ R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “dychmygu”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies