連絡【れんらく】
contacting, (making) contact, getting in touch, communication, correspondence, call, message, connection (with a train, bus, etc.), joining (a railway line, etc.), meeting, connection (between matters, incidents, etc.), relation, link
連れる【つれる】
to take (someone) with one, to bring along, to go with, to be accompanied by
連中【れんちゅう】
company, lot, bunch, gang, pack, those guys, group, troupe, company (of musicians)
連邦【れんぽう】
commonwealth, federation of states, confederation, union
連続【れんぞく】
continuation, succession, series
連れて【つれて】
as, in proportion to
連れ【つれ】
companion, company, tritagonist, second supporting character
関連【かんれん】
relation, connection, relevance
連立【れんりつ】
coalition, alliance, union, standing side-by-side
国連【こくれん】
United Nations, UN
連盟【れんめい】
league, federation, union, alliance
一連【いちれん】
series, chain, sequence, two reams (i.e. 1000 sheets of paper), verse, stanza
連合会【れんごうかい】
association, federation
連覇【れんぱ】
successive championships
連敗【れんぱい】
consecutive defeats, series of defeats
連日【れんじつ】
day after day, every day
連休【れんきゅう】
consecutive holidays
連帯【れんたい】
solidarity, joint, collective
連打【れんだ】
repeated blows, striking repeatedly, barrage, consecutive hits (e.g. in boxing, baseball)
労連【ろうれん】
labour union, labor union