12-Letter Words Matching _S_______T__

There are 13 12-letter words that match _S_______T__. 4 are common words, such as ASSASSINATED and ASSASSINATES. A rarer one is PSYCHROMETRY. In this set, I is the most frequent open letter (11 words). 3 words contain a doubled letter.

Full list 13

assassinatedassassinatesastringentlyasymptomaticisochromaticosteoplasticosteoporoticpsychrometerassassinatorisoenzymaticosteoblasticosteoclasticpsychrometry

About this list

Words
13 (4 common words)
Common example
assassinated
Rare example
psychrometry
Doubled letters
3
Ending in S
1
Most frequent letter
I (11)

Questions

How many 12-letter words matching _s_______t__ are there?

13. 4 of them are common words.

What is a common example?

ASSASSINATED is among the common words in this set.