6-Letter Words Matching _T_O__

There are 21 6-letter words that match _T_O__. 12 are common words, such as OTIOSE and STOOGE. A rarer one is STROYS. In this set, S is the most frequent open letter (19 words). 7 words contain a doubled letter.

Full list 21

otiosestoogestoolsstoopsstrobestrodestrokestrollstrongstropsstroveutmostattornstroudethoxystooksstromastrookstrownstrowsstroys

About this list

Words
21 (12 common words)
Common example
otiose
Rare example
stroys
Doubled letters
7
Ending in S
6
Most frequent letter
S (19)

Questions

How many 6-letter words matching _t_o__ are there?

21. 12 of them are common words.

What is a common example?

OTIOSE is among the common words in this set.