Combination synonyms such as coalition, alloy, alliance, and association. Combination is a noun, and its antonyms are separation and division. Additionally, here are 37 synonyms for combination and words similar to it.
Alloy, amalgam, amalgamation, blend, coalescence, coalition, composite, composition, compound, concoction, conjunction, fusing, fusion, incorporation, integration, marriage, mash-up, meld, merger, mingling, mix, mixture, pooling, synthesis, union, and weave.
Alliance, association, coalition, collaboration, concert, cooperation, league, partnership, synergy, and union.