Contribute (3)

There are a few possibilities for this:

Which length description are you looking for?:

5 6

add

'contribute' is the definition.
(synonyms)

This is all the clue.

(Other definitions for add that I've seen before include "Also" , "Reason for difficulty learning" , "Reckon" , "Total; put together" , "Sum (numbers)" .)

I've seen this clue in the LA Times, the USA Today and the Universal.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.