Stroke count: 20
Meaning: gills, gill slits
Kunyomi: えら
Onyomi: サイ シ
Composition: 魚 思
Radical: 魚
Meaning: fish
鰓蓋 (エラブタ) gill cover, operculum
鰓弓 (サイキュウ) branchial arch, gill arch
鰓 (えら) gills, branchia, angle of the mandible, gonial angle
鰓孔 (えらあな) gill slit, pharyngeal slit
櫛鰓 (くしえら) ctenidium, comb gill
海鰓 (うみえら) sea pen (any coelenterate of the family Pennatulidae or related families), sea feather