8 Letter Countable Nouns Ending in ON

This list gathers 411 English 8 letter countable nouns that end with ON, such as Question, Position, Election, Decision, Location, Function and Religion. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review singular and plural count rules.

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Starts with A
24 words
addition
ambition
abortion
adoption
aviation
audition
allusion
aversion
abrasion
adhesion
aeration
ablation
ablution
avulsion
aphelion
archaeon
antiphon
alluvion
acromion
advowson
affusion
abutilon
agnation
affixion
Starts with B
11 words
bouillon
bludgeon
biathlon
babymoon
betatron
bevatron
bryozoon
bibation
bosthoon
boerboon
bronteon
Starts with C
24 words
creation
champion
citation
cinnamon
coercion
curation
cauldron
crichton
chaperon
carillon
cooption
colophon
cabochon
cephalon
chrismon
coaction
chaldron
conation
calutron
cavesson
cenation
chanfron
cryotron
chaudron
Starts with D
24 words
decision
division
duration
donation
devotion
deletion
dominion
delusion
dilution
dilation
demotion
disunion
doubloon
diapason
duathlon
deuteron
dotation
decurion
delation
dihedron
dynatron
digitron
dipteron
dikerion
Starts with E
24 words
election
equation
emission
electron
eviction
erection
eruption
exertion
ejection
emulsion
emoticon
effusion
excision
exaction
enaction
eschaton
emersion
estragon
eclosion
eduction
eulachon
egestion
enneagon
evulsion
Starts with F
13 words
function
fraction
friction
fixation
flatiron
forenoon
falchion
fireiron
flaperon
fetation
flexagon
fanfaron
felapton
Starts with G
18 words
grandson
garrison
gridiron
gyration
ganglion
graviton
glamazon
gelation
gambeson
gonfalon
gohonzon
gonfanon
gueridon
grillion
gnathion
gambroon
gombroon
gumphion
Starts with H
9 words
heptagon
halation
hypopyon
himation
hysteron
herisson
hurcheon
histrion
hapteron
Starts with I
15 words
invasion
illusion
ignition
incision
infusion
ideation
illation
iodation
isochron
irrision
ignitron
isodomon
illision
inustion
isodicon
Starts with J
3 words
junction
jettison
jobation
Starts with K
3 words
klystron
kakiemon
kenotron
Starts with L
14 words
location
libation
legation
ligation
locution
lunation
luxation
lenition
longeron
lavation
lobation
laxation
lewisson
limation
Starts with M
20 words
marathon
mutation
munition
macaroon
mastodon
myrmidon
monition
melodeon
minimoon
mirliton
magneton
martagon
melodion
mesotron
mezereon
mascaron
multiton
misunion
metazoon
matfelon
Starts with N
14 words
notation
negation
napoleon
nonunion
novation
noumenon
nutation
nuncheon
negatron
nolition
nidation
nudation
neuraxon
nodation
Starts with O
10 words
occasion
omission
oxymoron
oblation
ostracon
octoroon
oerlikon
oxyanion
orthicon
oophoron
Starts with P
24 words
position
petition
pavilion
pentagon
pantheon
positron
papillon
pauldron
paleocon
pimenton
plastron
puncheon
pupation
poltroon
potation
picaroon
punition
phlegmon
propylon
parergon
prosopon
pancheon
polyphon
pression
Starts with Q
3 words
question
quadroon
quarrion
Starts with R
13 words
religion
relation
reaction
revision
rotation
replicon
rogation
recision
rigaudon
remotion
rigadoon
refusion
rutiodon
Starts with S
24 words
solution
sanction
skeleton
squadron
stallion
scorpion
scallion
sedition
sturgeon
scullion
spittoon
sorption
smilodon
scansion
southron
swaption
semillon
scission
sisseton
sarpedon
simoleon
skyrmion
stillson
spontoon
Starts with T
14 words
trillion
taxation
thompson
teaspoon
tarragon
telethon
trunnion
tetragon
trahison
thermion
taileron
tenoroon
tetraxon
teletron
Starts with U
1 words
unperson
Starts with V
9 words
vacation
vocation
vexation
volition
venation
vigneron
volution
velation
vocalion
Starts with W
1 words
whoreson
Starts with X
1 words
xiphodon
Starts with Z
1 words
zonation

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