15-Letter Words Matching ___________AN__

There are 15 15-letter words that match ___________AN__. 3 are common words, such as ANTIDEPRESSANTS and ANTIPERSPIRANTS. A rarer one is TRIHALOMETHANES. In this set, S is the most frequent open letter (14 words). 2 words contain a doubled letter.

Full list 15

antidepressantsantiperspirantsnonparticipantsnonsignificancetribromoethanolanticonvulsantscounterinstancecryoprotectantsdichloroethaneshomotransplantsmethoxyfluranesmonopropellantsnonrecombinantspseudopregnancytrihalomethanes

About this list

Words
15 (3 common words)
Common example
antidepressants
Rare example
trihalomethanes
Doubled letters
2
Ending in S
11
Most frequent letter
S (14)

Questions

How many 15-letter words matching ___________an__ are there?

15. 3 of them are common words.

What is a common example?

ANTIDEPRESSANTS is among the common words in this set.