warble

...(E)=tune/melody,=hwirbilón(OFrankish)=whirl/trill,=wirbil(OHG)=whirlwind,=hvirfill(ON)=circle/ ring/crown of the head,= uipiloa(N/verb)=not found in Simeón's dictionary, but the noun, uipilli(N)= uipiltia(N)=put on the shirt,=ui(m)pilli=wimple(E), the cassock,=uipiltia/ouipilti(N)=nino-uipiltia (N)=to be noble/honored/esteemed, i.e., for one's plumage and song.