13-Letter Words Matching ______O_N____

There are 17 13-letter words that match ______O_N____. 5 are common words, such as BACKGROUNDERS and DISAPPOINTING. A rarer one is UNDERCOUNTING. In this set, R is the most frequent open letter (16 words). 7 words contain a doubled letter.

Full list 17

backgroundersdisappointingforegroundinginterconnectsquestionnaireastereognosissurrejoindersbackgroundingcarillonneurscatercorneredintermountainmilliroentgenoutreboundingpreannouncingrediscountingtransmountainundercounting

About this list

Words
17 (5 common words)
Common example
backgrounders
Rare example
undercounting
Doubled letters
7
Ending in S
5
Most frequent letter
R (16)

Questions

How many 13-letter words matching ______o_n____ are there?

17. 5 of them are common words.

What is a common example?

BACKGROUNDERS is among the common words in this set.