Tighten in Malayalam

Malayalam words whose English meaning includes “tighten”:

പിരിക്കുക (pirikkuka) — Separate, server, tighten, twist the strands to make rope, remove burning firewood and extinguish fire, collect.
മുറുക്കുക (murukkuka) — Tighten, twist, make firm, chew (betel), prepare medicated oil.