Friends (5)
'friends' is the definition.
(pal is a kind of friend)
This is all the clue.
(Another definition for pals that I've seen is " Friends".)
'friends' is the definition.
(mate is a kind of friend)
This is the entire clue.
(Other definitions for mates that I've seen before include "Husbands, wives or pals" , "Pals, pairs" , "Pals or married couples" , "Partners or pals" , "conclusive moves on board" .)