kowtow
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.
intentindeedcareerpaddedand so on ...
Beetle is a 6 letter word that has 'e' as the third letter.
people
Inact
happy
waking
acceptanchorbecomebucketcuckoodecideescortexcusehiccuphockey
saying
exempt
Shoots.
Safari?