12-Letter Words Matching ___D_O______

There are 21 12-letter words that match ___D_O______. 7 are common words, such as CARDIOGRAPHS and CARDIOLOGIES. A rarer one is WILDFOWLINGS. In this set, S is the most frequent open letter (19 words). 5 words contain a doubled letter.

Full list 21

cardiographscardiologiescardiologisthandsomenesslandholdingsstudiousnesswoodworkingscardiographycardiomegalydendrologistheadforemostwondrousnesscardiotonicsdendrologiesgladsomenessgradiometershandholdingslandlordismsroadholdingsurediosporeswildfowlings

About this list

Words
21 (7 common words)
Common example
cardiographs
Rare example
wildfowlings
Doubled letters
5
Ending in S
16
Most frequent letter
S (19)

Questions

How many 12-letter words matching ___d_o______ are there?

21. 7 of them are common words.

What is a common example?

CARDIOGRAPHS is among the common words in this set.