出典:Wiktionary
From Middle English *rustlynge, rustland, from 古期英語 hrīstlende, *hrȳstlende, present participle of 古期英語 *hrȳstlan (“to rustle”), equivalent to rustle + -ing.
rustling (uncountable)
From Middle English rusteling, roustlyge, equivalent to rustle + -ing.
rustling (複数形 rustlings)
「rustling」は動詞「rustle」の現在分詞です