9-Letter Words Matching T_____P__

There are 12 9-letter words that match T_____P__. 4 are common words, such as TAILPIPES and THEOSOPHY. A rarer one is TRIMORPHS. In this set, S is the most frequent open letter (10 words). 1 words contain a doubled letter.

Full list 12

tailpipestheosophythereupontranseptsteletypestricuspidthiotepastittuppedtopotypestriglyphstrigraphstrimorphs

About this list

Words
12 (4 common words)
Common example
tailpipes
Rare example
trimorphs
Doubled letters
1
Ending in S
8
Most frequent letter
S (10)

Questions

How many 9-letter words matching t_____p__ are there?

12. 4 of them are common words.

What is a common example?

TAILPIPES is among the common words in this set.