13-Letter Words Matching _T_N_________

There are 18 13-letter words that match _T_N_________. 4 are common words, such as ETHNOCENTRISM and STANDARDIZING. A rarer one is STUNTEDNESSES. In this set, S is the most frequent open letter (18 words). 5 words contain a doubled letter.

Full list 18

ethnocentrismstandardizingstenographersstenographiesethnographersethnographiesstenopetalousstenophyllousethnobotaniesethnobotanistethnohistoricethnosciencesstandardbredsstandardisingstandoffishlystandpattismsstonecuttingsstuntednesses

About this list

Words
18 (4 common words)
Common example
ethnocentrism
Rare example
stuntednesses
Doubled letters
5
Ending in S
12
Most frequent letter
S (18)

Questions

How many 13-letter words matching _t_n_________ are there?

18. 4 of them are common words.

What is a common example?

ETHNOCENTRISM is among the common words in this set.