অর্থ : A content word that can be qualified by a modifier.
সমার্থক : headword
অর্থ : (grammar) the word in a grammatical constituent that plays the same grammatical role as the whole constituent.
সমার্থক : head
Head word ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Head word ka matlab kya hota hai?