source: [けいおん! 平沢唯がガラガラに枯れた声で歌う｜無料GIF画像検索 GIFMAGAZINE 3571045]

(of a person's voice) sounding rough and harsh, typically as the result of a sore throat or of shouting: 概して喉の痛みや叫ぶ結果として、(人の声が)耳障りで粗く聞こえる

«…で» 〈声･喉が〉かれた, しわがれた; 〈人が〉しわがれ声の «from (doing)»

e.g. a hoarse whisper: かれた囁き

e.g. as complement : he shouted himself hoarse.: 彼は叫んで声が枯れた。

hoarsely | ˈhôrslē | adverb

hoarsen | ˈhôrsən | verb

hoarseness | ˈhôrsnəs | noun

Old English hās, of Germanic origin; related to Dutch hees. The spelling with r was influenced in Middle English by an Old Norse cognate.