Lark

lärk, n. a well-known singing-bird.— v.i. to catch larks.— ns. Lark's′-heel , the Indian cre ; Lark′spur , a plant with showy flowers, so called from the spur-shaped formation of calyx and petals. [M. E. laverock —A.S. láwerce ; Ger. lerche .]