15-Letter Words Matching O____N_________

There are 14 15-letter words that match O____N_________. 2 are common words, such as OFFHANDEDNESSES and OVERINDULGENCES. A rarer one is OVERINVESTMENTS. 3 words contain a doubled letter.

Full list 14

offhandednessesoverindulgencesoligonucleotideoverinfluentialobstinatenessesobtainabilitiesoutmanipulatingoverencouragingoverengineeringoverentertainedoverenthusiasmsoveringenuitiesoverintensitiesoverinvestments

About this list

Words
14 (2 common words)
Common example
offhandednesses
Rare example
overinvestments
Doubled letters
3
Ending in S
8

Questions

How many 15-letter words matching o____n_________ are there?

14. 2 of them are common words.

What is a common example?

OFFHANDEDNESSES is among the common words in this set.