13-Letter Words Matching T_T__________

There are 16 13-letter words that match T_T__________. 3 are common words, such as TETRACYCLINES and TITILLATINGLY. A rarer one is TOTIPOTENCIES. 4 words contain a doubled letter.

Full list 16

tetracyclinestitillatinglytotalitarianstetartohedraltetrachloridetetrastichoustetrasyllabletetanizationstetradynamoustetrafluoridetetrahedrallytetrahedritestetraploidiestetrapyrrolestetrodotoxinstotipotencies

About this list

Words
16 (3 common words)
Common example
tetracyclines
Rare example
totipotencies
Doubled letters
4
Ending in S
10

Questions

How many 13-letter words matching t_t__________ are there?

16. 3 of them are common words.

What is a common example?

TETRACYCLINES is among the common words in this set.