7-Letter Words Matching C_____M

There are 25 7-letter words that match C_____M. 8 are common words, such as CADMIUM and CALCIUM. A rarer one is CRUMBUM. In this set, I is the most frequent open letter (17 words). 2 words contain a doubled letter.

Full list 25

Common words

cadmiumcalciumcambiumconfirmconformcraniumcultismcutwormcentrumchemismchetrumchrisom
cadmiumcalciumcambiumconfirmconformcraniumcultismcutwormcentrumchemismchetrumchrisomcladismcosmismcrissumczardomczarismcaesiumcambismcharismchefdomchillumclonismcocoyamcrumbum

About this list

Words
25 (8 common words)
Common example
cadmium
Rare example
crumbum
Doubled letters
2
Ending in S
0
Most frequent letter
I (17)

Questions

How many 7-letter words matching c_____m are there?

25. 8 of them are common words.

What is a common example?

CADMIUM is among the common words in this set.