Synonyms and related words :
allied, approaching, approximate, approximating, arm-in-arm, assembled, associated, banded together, bound, bracketed, burning, cheek-by-jowl, close, collected, conjoined, connected, copulate, coupled, familiar, gathered, hand and glove, hand-in-glove, hot, incorporated, inseparable, integrated, intimate, joined, knotted, leagued, linked, matched, mated, merged, near, near the mark, nearing, nearish, nigh, nighish, paired, propinque, proximal, proximate, side-by-side, spliced, thick, thick as thieves, tied, undivided, united, unseparated, vicinal, warm, wedded, yoked