Laughter in Malayalam

Malayalam words whose English meaning includes “laughter”:

അട്ടഹാസം (attahasam) — Biosterous laughter.
നക (naka) — Owner, laughter, light, ridicule, captain of a ship, ornament, jewel.
ഹാസ്യം (haasyam) — Joke, jest, fun, pastime, one of the 9 aesthetic sentiments, that which provokes laughter.