Declension table of ?dṛḍhasandhi

Masculine	Singular	Dual	Plural
Nominative	dṛḍhasandhiḥ	dṛḍhasandhī	dṛḍhasandhayaḥ
Vocative	dṛḍhasandhe	dṛḍhasandhī	dṛḍhasandhayaḥ
Accusative	dṛḍhasandhim	dṛḍhasandhī	dṛḍhasandhīn
Instrumental	dṛḍhasandhinā	dṛḍhasandhibhyām	dṛḍhasandhibhiḥ
Dative	dṛḍhasandhaye	dṛḍhasandhibhyām	dṛḍhasandhibhyaḥ
Ablative	dṛḍhasandheḥ	dṛḍhasandhibhyām	dṛḍhasandhibhyaḥ
Genitive	dṛḍhasandheḥ	dṛḍhasandhyoḥ	dṛḍhasandhīnām
Locative	dṛḍhasandhau	dṛḍhasandhyoḥ	dṛḍhasandhiṣu

Compound dṛḍhasandhi -

Adverb -dṛḍhasandhi