Good-natured sort (4)
I believe the answer is:
kind
This clue is a double definition.
'good-natured' is the first definition.
(associated in meaning)
'sort' is the second definition.
(synonyms)
(Other definitions for kind that I've seen before include "Pleasant; sort" , "Obliging" , "Sort; gentle" , "Benevolent - sort" , "Thoughtful; type" .)