11-Letter Words Matching G________M_

There are 12 11-letter words that match G________M_. 3 are common words, such as GADOLINIUMS and GRADUALISMS. A rarer one is GRANGERISMS. In this set, S is the most frequent open letter (11 words). 2 words contain a doubled letter.

Full list 12

gadoliniumsgradualismsgymnospermsgastrectomygastrostomygeotropismsglossectomygymnospermygenteelismsgnosticismsgonadectomygrangerisms

About this list

Words
12 (3 common words)
Common example
gadoliniums
Rare example
grangerisms
Doubled letters
2
Ending in S
7
Most frequent letter
S (11)

Questions

How many 11-letter words matching g________m_ are there?

12. 3 of them are common words.

What is a common example?

GADOLINIUMS is among the common words in this set.