a1533 Ld. Berners tr. A. de Guevara (1546) sig. H.vjv The morter..ought not to be medled with sande and slecked lyme.
1572 L. Mascall tr. D. Brossard L'Art et Maniere de Semer vi, in 44 Ye must meddle it well also, with..sleckt sope ashes about the roote.
1611 R. Cotgrave at Fusé Chaux fusée, slaked, or sleckt lime.
1675 (Royal Soc.) 10 447 The consistence of slecked lime.