海鷂魚[ei] ray (fish)
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
一天四海[ittenshikai] the world
雲海[unkai] sea of clouds
沿海[enkai] coast

遠海[enkai] deep sea
黄海[koukai] Yellow Sea
温海[atsumi] warm sea
海の幸[uminosachi] seafood

胡獱[todo] Steller's sea lion

胡麻化し[gomakashi] hanky-panky
荏胡麻[egoma] egoma (type of perilla)
荏胡麻油[egomayu] egoma seed oil
胡獱[todo] Steller's sea lion
胡国[kokoku] North China barbarian nations

胡床[agura] sitting cross-legged (i.e. Indian style)
胡床をかく[agurawokaku] to sit cross-legged
胡散臭い[usankusai] suspicious looking
胡桃[kurumi] walnut
胡麻[goma] sesame (seeds)

馬酔木[asebi] Japanese andromeda (Pieris japonica)
馬鈴薯[jagaimo] potato (Solanum tuberosum)
じゃじゃ馬[jajauma] restive horse
玖馬[kyuuba] Cuba
トロイの木馬[toroinomokuba] Trojan horse

巴奈馬[panama] Panama
馬克[maruku] mark
羅馬字[roomaji] Latin alphabet
ワープロ馬鹿[waapurobaka] someone whose kanji-writing ability has suffered due to overreliance on the kana-to-kanji conversion systems used to input Japanese text on a computer
愛馬[aiba] favourite horse