11-Letter Words End with 'tion'

There are 448 11-letter words that end with 'tion'.

benediction	benefaction	bifurcation
abomination	abstraction	acceptation
acclamation	acclimation	acetylation
acidulation	acquisition	adumbration
aestivation	affectation	affiliation
affirmation	aggradation	aggravation
aggregation	alleviation	altercation
alternation	ammoniation	analyzation
anodization	antiquation	appellation
application	approbation	arbitration
assentation	assignation	association
atomization	attenuation	attestation
attribution	bipartition	bombination
botheration	brachiation	brecciation
bromination	calcination	calculation
calibration	cancelation	captivation
carbonation	carburetion	castigation
celebration	cementation	cerebration
chrismation	circulation	coagulation
coarctation	codirection	coeducation
coevolution	colligation	collimation
collocation	combination	crenelation
crenulation	crepitation	crimination
culmination	cultivation	cupellation
cuspidation	cybernation	cyclization
deamination	debarkation	decantation
declamation	declaration	declination
decollation	decondition	decussation
defalcation	defloration	defoliation
deformation	deglutition	degradation
degustation	dehydration	deification
delectation	delineation	demarcation
denervation	denigration	deoxidation
deportation	depravation	deprecation
depredation	deprivation	dereliction
description	desecration	desiccation
designation	desperation	destination
destitution	destruction	detestation
deuteration	devaluation	devastation
diffraction	disfunction	disjunction
dislocation	disposition	disputation
disrelation	dissipation	dissolution
distinction	distraction	commination
comminution	commutation	competition
compilation	composition	compunction
computation	condonation	confliction
confutation	congelation	conjugation
conjunction	conjuration	connotation
consecution	consolation	consumption
contraction	contraption	conurbation
convocation	convolution	cooperation
corporation	correlation	corrugation
coruscation	covariation	duplication
dysfunction	edification	ejaculation
elaboration	elicitation	elimination
elucidation	elutriation	embarkation
embrocation	granulation	gratulation
gravitation	habituation	hibernation
humiliation	hyphenation	idolization
illuviation	malediction	malefaction
malfunction	malposition	margination
mastication	melioration	mensuration
mercuration	metafiction	methanation
methylation	metrication	micturition
enucleation	enumeration	enunciation
epoxidation	eradication	erotization
evagination	evaporation
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Note: These 448 11-letter words that end with 'tion' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words end with ation, ction, ition, ption, ution, ntion, rtion, etion, stion, otion.

6-letter words end with 'tion' (10)
7-letter words end with 'tion' (28)
8-letter words end with 'tion' (104)
9-letter words end with 'tion' (215)
10-letter words end with 'tion' (331)
11-letter words end with 'tion' (448)
12-letter words end with 'tion' (397)
13-letter words end with 'tion' (370)
14-letter words end with 'tion' (286)
15-letter words end with 'tion' (187)