Imperfect participle, non-agentive form of ਚਾਹੁੰਦਾ (cāhundā, “he/she/it wants”), from ਚਾਹੁਣਾ (cāhuṇā, “to want”). Cognate to Hindi चाहिए (cāhie).
ਚਾਹੀਦਾ • (cāhīdā) (Shahmukhi spelling چاہیدا)