-ative
From Longman Dictionary of Contemporary English-ative-ative /ətɪv $ ətɪv, eɪtɪv/ suffix [in adjectives] XXliking something or tending to do something or show a particular quality talkative (=liking to talk a lot) argumentative (=enjoying arguments) imaginative (=showing imagination)Origin -ative Old French -atif, from Latin -ativus