- (of or pertaining to combination): combinatorial, combinatory
- (serving to combine): amalgamative, coalescent, combinatory, unitive
- (of or pertaining to combination): noncombinative
- (serving to combine): partitive, divisive, separative
- “combinative” in Dictionary.com Unabridged, v1.1, Lexico Publishing Group, 2006.
- “combinative” in The American Heritage Dictionary of the English Language, Fourth Edition, Houghton Mifflin Company, 2006.