沖仲仕[okinakashi] longshoreman
犬猿の仲[kenennonaka] loggerheads
仲断[chuudan] interruption
仲がよい[nakagaii] close
仲違い[nakatagai] discord

仲夏[chuuka] midsummer
仲介[chuukai] agency
仲介者[chuukaisha] mediator
仲介物[chuukaibutsu] intermediary

御兄さん[oniisan] older brother
御兄ちゃん[oniichan] familiar form of "older brother"
御兄弟[gokyoudai] siblings
家兄[kakei] (my) elder brother
雅兄[gakei] polite word in letter to friend

義兄[gikei] brother-in-law
兄さん[niisan] older brother
兄嫁[aniyome] elder brother's wife
兄貴[aniki] one's senior