肋: rib, rib cage

地区: district (of a city), section / 馳駆: running around; dashing on a horse / 竹: bamboo

竹馬の友: (literally, friends since walking on stilts) childhood friend

竹馬: bamboo stilts; walking on bamboo stilts

千曲: a male given name

竹輪: chikuwa

区域: area, district

空転: to idle

空転: idling

食う, 喰う: (vulgar) to eat; to make a living; to tease, to make light of; (of an insect) to bite or sting