15-Letter Words Matching __R__M_________

There are 21 15-letter words that match __R__M_________. 7 are common words, such as CIRCUMFERENTIAL and CIRCUMLOCUTIONS. A rarer one is FERROMANGANESES. 5 words contain a doubled letter.

Full list 21

circumferentialcircumlocutionscircumnavigatedcircumnavigatescircumscriptioncircumspectionsservomechanismscarpometacarpuscircumambulatedcircumambulatescircumstantiatecircumvallatingcircumvolutionsferromagnetismsservomechanicaltarsometatarsuscircumambientlycircumnavigatorcircumvallationferrimagnetismsferromanganeses

About this list

Words
21 (7 common words)
Common example
circumferential
Rare example
ferromanganeses
Doubled letters
5
Ending in S
11

Questions

How many 15-letter words matching __r__m_________ are there?

21. 7 of them are common words.

What is a common example?

CIRCUMFERENTIAL is among the common words in this set.