Chingom in Malayalam

Malayalam words whose English meaning includes “chingom”:

അത്തച്ചമയം (athachamayam) — The festival in the month of Chingom celebrated by the kings of Kochin.
അത്തപ്പൂവ് (athapoovu) — The floral decaration in the courtyard of the house during the Onam festival in the month of Chingom.