Word with same meaning (7)
I believe the answer is:
synonym
'word with same meaning' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for synonym that I've seen before include "Word with meaning similar to that of another" , "Quick crossword clue" , "Word that can replace another in context" , "Alternative word" , "A word that can be interchanged with another" .)