11-Letter Words Matching _____O____N

There are 18 11-letter words that match _____O____N. 1 are common words, such as REAPPORTION and ACTINOMYCIN. A rarer one is SOMATOMEDIN. 4 words contain a doubled letter.

Full list 18

reapportionactinomycineuchromatinhematoxylinlepidosirenlifeboatmenoverconcernproabortionantiforeignarthropodanceratopsiancycloolefinenterotoxinheteroauxinhomoiousianoutdoorsmanoutdoorsmensomatomedin

About this list

Words
18 (1 common words)
Common example
reapportion
Rare example
somatomedin
Doubled letters
4
Ending in S
0

Questions

How many 11-letter words matching _____o____n are there?

18. 1 of them are common words.

What is a common example?

REAPPORTION is among the common words in this set.