Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class I. Words Expressing Abstract Relations
Section III. Quantity
3. Conjunctive Quantity

48. Combination.

   NOUN:COMBINATION; mixture [See Mixture]; junction [See Junction]; union, unification, synthesis, synizesis, synæresis or syneresis, incorporation, amalgamation, embodiment, coalescence, crasis, fusion, coalescing, blend, blendure [rare], blending, absorption, centralization.
  ALLOY, compound, amalgam, composition, tertium quid [L.]; resultant, impregnation.
   VERB:COMBINE, unite, incorporate, inosculate, consubstantiate, alloy, intermix, interfuse, interlard, syncretize, interlace, agglutinate, amalgamate, embody, absorb, reëmbody, blend, merge, fuse, melt into one, consolidate, coalesce, solidify, commix [archaic], contemper, centralize, impregnate; put together, lump together.
  LEAGUE, interleague [rare], federate, confederate, fraternize, club, associate, amalgamate, cement a union, marry, couple, pair, ally.
   ADJECTIVE:COMBINED &c. v.; wedded; indiscrete, conjunctive, conjugate, conjoint; impregnated with, ingrained; imbued, inoculated.
  ALLIED, amalgamated, federate, confederate, corporate, leagued.
   QUOTATION:And our spirits rushed together at the touching of the lips.—Tennyson