6-Letter Words Matching T_D___

There are 13 6-letter words that match T_D___. 9 are common words, such as TEDIUM and TIDBIT. A rarer one is TEDDED. In this set, I is the most frequent open letter (9 words). 4 words contain a doubled letter.

Full list 13

tediumtidbittidiedtidiertidiestidilytidingtodaystoddleteddertiddlytodiestedded

About this list

Words
13 (9 common words)
Common example
tedium
Rare example
tedded
Doubled letters
4
Ending in S
3
Most frequent letter
I (9)

Questions

How many 6-letter words matching t_d___ are there?

13. 9 of them are common words.

What is a common example?

TEDIUM is among the common words in this set.