9-Letter Words Matching ____NW___

There are 15 9-letter words that match ____NW___. 3 are common words, such as BRAINWASH and GREENWOOD. A rarer one is TRAINWAYS. In this set, R is the most frequent open letter (13 words). 7 words contain a doubled letter.

Full list 15

brainwashgreenwoodsatinwoodbrainwavebrainworkcrownworkrosinweedsapanwoodtreenwaredrawnworkgreenwaysgreenwingsternwardsternwaystrainways

About this list

Words
15 (3 common words)
Common example
brainwash
Rare example
trainways
Doubled letters
7
Ending in S
3
Most frequent letter
R (13)

Questions

How many 9-letter words matching ____nw___ are there?

15. 3 of them are common words.

What is a common example?

BRAINWASH is among the common words in this set.