Synonyms and Antonyms of adjoin
1 to be adjacent to <the bedroom of their apartment adjoins their neighbor's living room> Synonyms abut, border (on), butt (on or against), flank, fringe, join, march (with), neighbor, skirt, touch, verge (on) Related Words attach (to), communicate (with), connect (with), link (with); bound, embrace, encircle, enclose (also inclose), fence, line, margin, rim, surround; contact, converge, meet
2 to join (something) to a mass, quantity, or number so as to bring about an overall increase <after the dictionary writer's talk, the principal adjoined a few remarks about her own love of words> Synonyms add, annex, append, subjoin, tack (on)Related Words affix, attach, fasten, fix, graft, hitch, tag, tie; infuse, inject, insert, interfuse, introduce; aggrandize, amplify, augment, beef (up), boost, compound, enlarge, escalate, expand, extend, increase, multiply, raise, swell up; elongate, lengthen, prolong, protract; enhance, heighten, intensify, magnify; complement, supplement, supply; enforce, reinforce (also reenforce), strengthen; maximizeNear Antonyms detach, disconnect, disjoin, separate, unfasten; amputate, cut, excise, lop (off), sever; contract, decrease, diminish, lessen, lower, reduce; abbreviate, abridge, curtail, shorten; compress, condense, constrict, cut back, retrenchAntonyms abate, bate, deduct, knock off, remove, subtract, take off
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