staircase

abase, airspace, Alsace, ambsace, apace, backspace, best-case, biface, birthplace, blackface, boldface, bookcase, bootlace, braincase, briefcase, clubface, crankcase, cyclase, debase, deface, disgrace, displace, dogface, doughface, efface, embrace, emplace, encase, enchase, enlace, erase, euclase, firebase, fireplace, footpace, footrace, foreface, freebase, gyrase, half-space, hard case, headspace, hydrase, Jerez, kinase, lactase, lightface, lipase, lyase, maltase, manes, millrace, milreis, misplace, mutase, notecase, null-space, nutcase, outface, outpace, outrace, paleface, postface, Quilmes, replace, scapegrace, shoelace, showcase, showplace, slipcase, smearcase, someplace, subbase, subspace, suitcase, tailrace, tenace, typeface, ukase, unbrace, unlace, watchcase, wheelbase, whey-face, whiteface, workplace, worst-case