Sindarin perna- verb. to turn Cognates Q. quer- “to turn, to turn, *revolve” Derivations √KWER “revolve, revolve, [ᴱ√] turn” per- verb. to turn Cognates Q. quer- “to turn, to turn, *revolve” Derivations √KWER “revolve, revolve, [ᴱ√] turn”