starling

Concise Oxford English Dictionary © 2008 Oxford University Press:
starling1

▶noun a gregarious songbird typically having dark lustrous or iridescent plumage. [Sturnus vulgaris and other species, family Sturnidae.]

– origin OE stærlinc, from stær ‘starling’ (of Gmc origin) + -ling.

Concise Oxford English Dictionary © 2008 Oxford University Press:
starling2

▶noun a wooden pile erected with others near a bridge or pier to protect it from the current or floating objects.

– origin C17: perh. a corruption of dial. staddling ‘staddle’.