Declension table of ?dṛḍhamuṣṭi

Masculine	Singular	Dual	Plural
Nominative	dṛḍhamuṣṭiḥ	dṛḍhamuṣṭī	dṛḍhamuṣṭayaḥ
Vocative	dṛḍhamuṣṭe	dṛḍhamuṣṭī	dṛḍhamuṣṭayaḥ
Accusative	dṛḍhamuṣṭim	dṛḍhamuṣṭī	dṛḍhamuṣṭīn
Instrumental	dṛḍhamuṣṭinā	dṛḍhamuṣṭibhyām	dṛḍhamuṣṭibhiḥ
Dative	dṛḍhamuṣṭaye	dṛḍhamuṣṭibhyām	dṛḍhamuṣṭibhyaḥ
Ablative	dṛḍhamuṣṭeḥ	dṛḍhamuṣṭibhyām	dṛḍhamuṣṭibhyaḥ
Genitive	dṛḍhamuṣṭeḥ	dṛḍhamuṣṭyoḥ	dṛḍhamuṣṭīnām
Locative	dṛḍhamuṣṭau	dṛḍhamuṣṭyoḥ	dṛḍhamuṣṭiṣu

Compound dṛḍhamuṣṭi -

Adverb -dṛḍhamuṣṭi