There are 17 words that end with 'ntive'.
agentive | adventive | assentive |
attentive | incentive | inventive |
plaintive | resentive | retentive |
appointive | pendentive | preventive |
argumentive | inattentive | substantive |
uninventive | disincentive | |
Note: These 17 words that end with 'ntive' are found from the USA & Canada version of the tournament Scrabble word list.