13-Letter Words Matching ____O_______M

There are 13 13-letter words that match ____O_______M. 3 are common words, such as COLLOQUIALISM and ETHNOCENTRISM. A rarer one is PHOTOCHROMISM. In this set, I is the most frequent open letter (13 words). 3 words contain a doubled letter.

Full list 13

colloquialismethnocentrismmicroorganismcorporativismferrochromiumhomeomorphismnonconformismphenomenalismprotoactiniumradiotelegramcosmopolitismpaedomorphismphotochromism

About this list

Words
13 (3 common words)
Common example
colloquialism
Rare example
photochromism
Doubled letters
3
Ending in S
0
Most frequent letter
I (13)

Questions

How many 13-letter words matching ____o_______m are there?

13. 3 of them are common words.

What is a common example?

COLLOQUIALISM is among the common words in this set.