- complementary
- adj1. complemental, completing, completory, completive, filling, fulfilling; perfecting, perfective, consummating, consummative, culminating, culminative.2. correspondent, corresponding, parallel, analogous, answering, complementing; reciprocal, recipro-cative, correlative, correlational, correlated; equivalent, coequal, tantamount; mutual, commutual, common, joint, respective, two-way.3. interrelated, interconnected, interlinked, interas-sociated, interdependent; paired, mated, matched, doubled; companion, brother, sister, twin, fellow.
A Note on the Style of the synonym finder. 2014.