12-Letter Words Matching ______RD____

There are 30 12-letter words that match ______RD____. 10 are common words, such as BACKWARDNESS and CASEHARDENED. A rarer one is VINEYARDISTS. 10 words contain a doubled letter.

Full list 30

Common words

backwardnesscasehardenedfoolhardiestirregardlesskeyboardistsoverburdenedpericardiumsquarterdecksstandardizedstandardizesendocarditisendocardiums
backwardnesscasehardenedfoolhardiestirregardlesskeyboardistsoverburdenedpericardiumsquarterdecksstandardizedstandardizesendocarditisendocardiumspericarditisunaffordableuntowardnessdownwardnesslandlordismsoverlordshippostcardlikesluggardnessspatterdocksstandardbredstandardisedstandardisesstandardlesssweaterdressurochordatesvanguardismsvanguardistsvineyardists

About this list

Words
30 (10 common words)
Common example
backwardness
Rare example
vineyardists
Doubled letters
10
Ending in S
21

Questions

How many 12-letter words matching ______rd____ are there?

30. 10 of them are common words.

What is a common example?

BACKWARDNESS is among the common words in this set.