Meaning of -ATIVE in English

-ATIVE

-ative /ətɪv $ ətɪv, eɪtɪv/ BrE AmE suffix [in adjectives]

[ Language: Old French ; Origin: -atif , from Latin -ativus ]

liking something or tending to do something or show a particular quality:

talkative (=liking to talk a lot)

argumentative (=enjoying arguments)

imaginative (=showing imagination)

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.