一筋道[hitosujimichi] straight road
一筋繩[hitosujinawa] (piece of) rope
横筋[yokosuji] transversal
家筋[iesuji] lineage
括約筋[katsuyakukin] sphincter

筋違い[sujichigai] cramp
筋違い[sujikai] diagonal
筋骨[kinkotsu] muscles (sinews) and bones
筋書[sujigaki] synopsis

肋骨[abarabone] rib
肋間神経痛[rokkanshinkeitsuu] intercostal neuralgia
肋膜[rokumaku] pleura
肋木[rokuboku] wall bars
肋肉[baraniku] boned rib (esp. of pork or beef)

中肋[chuuroku] midrib
肋凹[rokuou] costal fovea
肋材[rokuzai] lumber (for the ribs of a ship)
肋筋[rokkin] stirrup (in reinforced concrete construction)