Gaslight rhymes with:
halite, hypolite, perlite, raphaelite, arganbright, argenbright, barite, bauxite, bouknight, buchheit, burright, cortright, couponite, crosswhite, ferrite, gesundheit, halite, hebenstreit, hessite, hittite, hypolite, kernite, landviewite, leifheit, ludite, nephrite, perlite, previte, pyrite, raphaelite, searight, semite, stutheit, termite, tracheophyte, transvestite, weisheit
Gaslight sounds like:
gaullist, geologist, gielgud, gilgit, glaciate, glaciated, glassed, glazed, glossed, glucoside, glycoside, gollust