9-Letter Words End with 'ion'

There are 319 9-letter words that end with 'ion'.

avocation	battalion	bazillion
bijection	bilection	abduction
abjection	abolition	abruption
accession	accordion	accretion
actuation	acylation	addiction
adduction	ademption	admission
adoration	adulation	advection
affection	agitation	animation
anthelion	anthemion	antiunion
apportion	arcuation	ascension
aspersion	assertion	attention
attrition	bioregion	bisection
bolection	carbanion	carnation
caseation	cassation	caudation
causation	centurion	cessation
chalazion	chelation	ciliation
clavation	coalition	cognation
cognition	collation	collision
collodion	collusion	cremation
crenation	criterion	damnation
dandelion	darnation	dealation
deception	decillion	decoction
deduction	defection	deflation
deflexion	dejection	demission
dentation	dentition	depiction
depletion	desertion	detection
detention	detrition	detrusion
deviation	dictation	diffusion
digestion	dimension	direction
diversion	commotion	communion
companion	concision	condition
confusion	connation	connexion
contagion	contusion	corrasion
corrosion	cotillion	divulsion
education	effluxion	egression
elevation	elocution	emanation
emulation	gradation	gustation
guttation	hydration	malathion
medallion	mediation	mentation
migration	entropion	epilation
erudition	evocation	evolution
exception	exclusion	excretion
excursion	execution	exemption
expansion	expiation	explosion
expulsion	exsection	exsertion
extension	extortion	extrusion
exudation	laudation	libration
lineation	liquation	modillion
multipion	narration	formation
furcation	gammadion	gazillion
gemmation	gestation	fellation
filiation	flotation	foliation
imitation	immersion	impaction
impassion	impletion	implosion
impulsion	inanition	incaution
inception	inclusion	incretion
incursion	indention	indiction
induction	infection	inflation
inflexion	ingestion	injection
insertion	intension	intention
intrusion	intuition	inunction
invention	inversion	irruption
isolation	iteration	jactation
kazillion	lactation	lallation
nervation	nictation	nitration
nonaction	nonillion	nunnation
nutrition	objection
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Note: These 319 9-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)