呻吟

呻吟	shēn yín	to moan; to groan
呻	shēn	(literary) to recite; to chant; to intone / (bound form) groan
吟	yín	to chant; to recite / verse; song (often used in titles of classical poems) / (literary) to lament; to groan / (bound form) (in poetry) the cry of certain animals and insects / (music) rapid vibrato (technique for playing the guqin 古琴) (cf. 猱, wide vibrato)
吟	yín	old variant of 吟