I think I know of a couple:
towed
tower
sawed
bowed
etc, etc.. another would be the word "sewer"
A 6-letter word with the letter "w" as the third letter is "answer." The word "answer" has six letters and the letter "w" appears in the third position, making it a suitable answer to your question.
kowtow
widow
highway
throw, below, shrew
Waltz.
Word. The first letter is w, the second letter is o, the third letter is r and the fourth and last letter is d.
sundown..rundown
Some five letter words with second letter R and fourth letter W are:brawlbrawnbrowncrawlcrowdcrowndrawldrawndrownfrowngrowlgrownprawnprowltrawl
The word is jewel. It is defined as a precious stone.
Five letter words ending in AW are macaw and straw.
Fewer Newer Tower Rower