Declension table of ?dṛḍhamanyu

Neuter	Singular	Dual	Plural
Nominative	dṛḍhamanyu	dṛḍhamanyunī	dṛḍhamanyūni
Vocative	dṛḍhamanyu	dṛḍhamanyunī	dṛḍhamanyūni
Accusative	dṛḍhamanyu	dṛḍhamanyunī	dṛḍhamanyūni
Instrumental	dṛḍhamanyunā	dṛḍhamanyubhyām	dṛḍhamanyubhiḥ
Dative	dṛḍhamanyune	dṛḍhamanyubhyām	dṛḍhamanyubhyaḥ
Ablative	dṛḍhamanyunaḥ	dṛḍhamanyubhyām	dṛḍhamanyubhyaḥ
Genitive	dṛḍhamanyunaḥ	dṛḍhamanyunoḥ	dṛḍhamanyūnām
Locative	dṛḍhamanyuni	dṛḍhamanyunoḥ	dṛḍhamanyuṣu

Compound dṛḍhamanyu -

Adverb -dṛḍhamanyu