10-Letter Words End with 'ion'

There are 402 10-letter words that end with 'ion'.

automation	abdication	aberration
abjuration	abnegation	abreaction
abrogation	abscission	absolution
absorption	abstention	accusation
activation	adaptation	adjunction
adjuration	admiration	admonition
adsorption	advocation	affixation
affliction	aggression	alienation
alkylation	allegation	allocation
allocution	alteration	ambulation
ammunition	amputation	angulation
annexation	annotation	annulation
apparition	apposition	arrogation
ascription	aspiration	assumption
attraction	bilocation	bloviation
butylation	capitation	castration
catenation	cavitation	centillion
coaptation	cochampion	cofunction
cogitation	collection	coloration
combustion	cumulation	cunctation
deaeration	decimation	declension
decoration	decryption	dedication
defamation	defecation	definition
deflection	delegation	demolition
denegation	denotation	denudation
depilation	deposition	depression
deputation	derivation	derogation
descension	desolation	desorption
detonation	detraction	devolution
digression	dilatation	diminution
discretion	discussion	dismission
dispassion	dispersion	displosion
disruption	dissection	dissension
dissention	dissuasion	distension
distention	distortion	divagation
commission	compaction	compassion
completion	complexion	compulsion
conception	concession	conclusion
concoction	concretion	concussion
conduction	confection	confession
conflation	congestion	connection
conniption	contention	contortion
contrition	convection	convention
conversion	conviction	convulsion
copulation	coronation	corotation
correction	corruption	counterion
divination	domination	dubitation
ebullition	elongation	eluviation
emaciation	emendation	emigration
graduation	habitation	hebetation
herniation	hesitation	marination
maturation	medication	meditation
midsection	encryption	enervation
epilimnion	equitation	eructation
escalation	estimation	estivation
etiolation	evacuation	evaluation
exaltation	excavation	excerption
excitation	execration	exhalation
exhaustion	exhibition	exhumation
expedition	expiration	exposition
expression	expunction	exsolution
extinction	extraction	exultation
exuviation	laureation	levigation
levitation	liberation	limitation
literation	litigation	lobulation
locomotion	lustration	maceration
maculation	miscaption
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Note: These 402 10-letter words that end with 'ion' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words end with tion, sion, lion, nion, rion, xion, hion, pion, gion, mion, cion, dion, vion, bion, eion, zion.

4-letter words end with 'ion' (3)
5-letter words end with 'ion' (8)
6-letter words end with 'ion' (35)
7-letter words end with 'ion' (78)
8-letter words end with 'ion' (164)
9-letter words end with 'ion' (319)
10-letter words end with 'ion' (402)
11-letter words end with 'ion' (480)
12-letter words end with 'ion' (437)
13-letter words end with 'ion' (400)
14-letter words end with 'ion' (301)
15-letter words end with 'ion' (194)