12-Letter Words Matching ________AM__

There are 12 12-letter words that match ________AM__. 6 are common words, such as HIPPOPOTAMUS and HYDRODYNAMIC. A rarer one is SLIPSTREAMED. 1 words contain a doubled letter.

Full list 12

hippopotamushydrodynamichypothalamusmainstreamedmultivitaminpsychodramashypothalamiccleistogamicmisprogramedphotodynamicpreprogramedslipstreamed

About this list

Words
12 (6 common words)
Common example
hippopotamus
Rare example
slipstreamed
Doubled letters
1
Ending in S
3

Questions

How many 12-letter words matching ________am__ are there?

12. 6 of them are common words.

What is a common example?

HIPPOPOTAMUS is among the common words in this set.