Lisp rhymes with:
chrisp, crisp, wisp, agasp, asp, chrisp, clasp, crisp, cusp, espe, gasp, grasp, handclasp, rasp, wasp, wesp, wisp
Lisp sounds like:
lacava, lakeview, legaspi, ligachev, likhachov, liquefy, lisby, lissouba, lockaby, lockup, lookup, loschiavo, lugkov, lusby, luzhkov