合う【あう】
to come together, to merge, to unite, to meet, to fit, to match, to suit, to agree with, to be correct, to be profitable, to be equitable, to do ... to each other, to do ... together
試合【しあい】
match, game, bout, contest
場合【ばあい】
case, occasion, situation, circumstances
合わせる【あわせる】
to match (rhythm, speed, etc.), to join together, to unite, to combine, to add up, to face, to be opposite (someone), to compare, to check with, to cause to meet (e.g. an unpleasant fate), to place together, to connect, to overlap, to mix, to combine, to put blade to blade, to fight
知り合い【しりあい】
acquaintance
似合う【にあう】
to suit, to match, to become, to be like
間に合う【まにあう】
to be in time (for), to serve (suit, meet) the purpose, to be good enough, to be enough, to manage, to make do
付き合う【つきあう】
to associate with, to keep company with, to go out with, to go steady with, to get on with, to go along with, to follow someone's lead, to accompany someone, to compromise
具合【ぐあい】
condition, state, health, state (of health), way, manner, circumstance, luck, face, dignity, decency, propriety
話し合う【はなしあう】
to discuss, to talk together
合格【ごうかく】
passing (an exam), pass, success, passing grade, meeting (specifications, standards, etc.), passing (inspection), qualification, being found eligible
場合【ばやい】
case, occasion, situation, circumstances
都合【つごう】
circumstances, condition, convenience, to arrange, to manage, to lend money, to raise money, in all, in total, all told
合図【あいず】
sign, signal, cue
合流【ごうりゅう】
confluence (of rivers), merge (of traffic), conflux, junction, joining, union (e.g. of forces), linking up, merging, coming together
集合【しゅうごう】
meeting up, gathering, assembly, set
付き合い【つきあい】
association, socializing, socialising, fellowship
知り合う【しりあう】
to get to know each other, to make acquaintance
話し合い【はなしあい】
discussion, talk, tête-à-tête, conference
連合【れんごう】
union, combination, alliance, confederation, coalition, association, RENGO (Japanese Trade Union Confederation)