12-Letter Words End with 'ctive'

There are 20 12-letter words that end with 'ctive'.

constrictive	constructive	imperfective
intellective	interdictive	nonaddictive
nondeductive	nondirective	noneffective
noninductive	noninfective	nonobjective
nonselective	psychoactive	putrefactive
reproductive	retrodictive	unattractive
unproductive	unreflective

Note: These 20 12-letter words that end with 'ctive' are found from the USA & Canada version of the tournament Scrabble word list.

Also see words end with ective, active, uctive, ictive, nctive, octive.

6-letter words end with 'ctive' (1)
7-letter words end with 'ctive' (1)
8-letter words end with 'ctive' (10)
9-letter words end with 'ctive' (27)
10-letter words end with 'ctive' (30)
11-letter words end with 'ctive' (27)
12-letter words end with 'ctive' (20)
13-letter words end with 'ctive' (9)
14-letter words end with 'ctive' (15)
15-letter words end with 'ctive' (7)