12-Letter Words End with 'ation'

There are 327 12-letter words that end with 'ation'.

autorotation	autoxidation	basification
abbreviation	acceleration	accentuation
accumulation	adjudication	adulteration
aldolization	alimentation	alliteration
amalgamation	amelioration	amortization
annihilation	annunciation	anticipation
appreciation	arborization	articulation
asphyxiation	asseveration	assimilation
augmentation	auscultation	blastulation
cachinnation	calumniation	canalization
cancellation	canonization	cantillation
capacitation	capitulation	chlorination
citification	civilisation	civilization
claudication	coacervation	coadaptation
codification	cogeneration	cohabitation
colonisation	colonization	colorization
columniation	crenellation	creolization
curarization	deactivation	debilitation
decapitation	deceleration	deflagration
degeneration	deglaciation	deionization
delamination	deliberation	delimitation
demodulation	demonization	denaturation
denomination	denunciation	depopulation
depreciation	deputization	deracination
deregulation	desalination	desideration
despoliation	desquamation	detoxication
digitization	dilapidation	dimerization
disclamation	disinflation	dispensation
dissertation	dissociation	distillation
divarication	commendation	compellation
compensation	complexation	complication
compurgation	conciliation	condemnation
condensation	confirmation	confiscation
conformation	conglobation	congregation
consecration	conservation	consignation
consociation	conspiration	constipation
consultation	consummation	contestation
continuation	conversation	coordination
echolocation	effectuation	elucubration
emancipation	emargination	emasculation
embolization	habilitation	halogenation
hebraization	hominization	homologation
humanization	humification	idealization
illumination	illustration	malformation
malversation	manipulation	masturbation
maximization	melanization	memorization
menstruation	minimization	ministration
encrustation	energization	equalization
equivocation	eternization	etherization
evisceration	exacerbation	exaggeration
exasperation	excogitation	excruciation
exenteration	exercitation	exhilaration
expatriation	explantation	exploitation
laterization	latinization	legalization
legitimation	localization	miseducation
misquotation	mobilization	modification
monetization	moralization	motorization
gasification	gastrulation	facilitation
felicitation	feminization	fenestration
fermentation	fiberization	fibrillation
finalization	flagellation	flocculation
fluidization	fluoridation	fluorination
focalization	immoderation	immunization
implantation	impregnation	inactivation
inauguration	incineration	incrustation
infiltration	inflammation	ingratiation
inhabitation	inosculation
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Note: These 327 12-letter words that end with 'ation' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words end with zation, cation, lation, tation, ration, nation, iation, gation, mation, vation, dation, uation, sation, pation, xation, bation, eation, kation, fation.

6-letter words end with 'ation' (4)
7-letter words end with 'ation' (6)
8-letter words end with 'ation' (54)
9-letter words end with 'ation' (120)
10-letter words end with 'ation' (217)
11-letter words end with 'ation' (349)
12-letter words end with 'ation' (327)
13-letter words end with 'ation' (315)
14-letter words end with 'ation' (241)
15-letter words end with 'ation' (160)