10-Letter Words Matching ______DR__

There are 18 10-letter words that match ______DR__. 3 are common words, such as KETTLEDRUM and POLYHEDRAL. A rarer one is SULFHYDRYL. 1 words contain a doubled letter.

Full list 18

kettledrumpolyhedralpolyhedronclepsydrasdecahedraldecahedronhemihedralhexahedronholohedralmonohydricoctahedraloctahedronpanjandrumpolyhydricclepsydraedichondrasepidendrumsulfhydryl

About this list

Words
18 (3 common words)
Common example
kettledrum
Rare example
sulfhydryl
Doubled letters
1
Ending in S
2

Questions

How many 10-letter words matching ______dr__ are there?

18. 3 of them are common words.

What is a common example?

KETTLEDRUM is among the common words in this set.