affably agreeably amiably amicably ardently arm in arm as one as one man back to back cheek by jowl coactively coefficiently collectively combinedly communally companionably concertedly concordantly concurrently congenially conjointly cooperatingly cooperatively cordially familiarly favorably friendliwise friendly genially gregariously hand in glove harmoniously heartily herewith in chorus in concert with in harmony with in unison intimately jointly pleasantly shoulder to shoulder sociably socially therewith therewithal together unanimously warmly with one accord with one voice with open arms