From अर्थ (arth, “meaning”) + -पूर्ण (-pūrṇ, “full”).
अर्थपूर्ण • (arthapūrṇ) (indeclinable)
अर्थपूर्ण • (arthapūrṇa) (Newa Spelling 𑐀𑐬𑑂𑐠𑐥𑐹𑐬𑑂𑐞)