9-Letter Words Matching ___D___U_

There are 19 9-letter words that match ___D___U_. 9 are common words, such as ACIDULOUS and CREDULOUS. A rarer one is UREDINIUM. In this set, E is the most frequent open letter (14 words). 2 words contain a doubled letter.

Full list 19

acidulouscredulousdoodlebuggladiolusmurderousneodymiumpendulousponderouswonderfulcaldariumcandlenutcredenduminodorousneedlefultendinousverdurousgardenfulmundungusuredinium

About this list

Words
19 (9 common words)
Common example
acidulous
Rare example
uredinium
Doubled letters
2
Ending in S
10
Most frequent letter
E (14)

Questions

How many 9-letter words matching ___d___u_ are there?

19. 9 of them are common words.

What is a common example?

ACIDULOUS is among the common words in this set.