Declension table of ?gṛdhnu

Masculine	Singular	Dual	Plural
Nominative	gṛdhnuḥ	gṛdhnū	gṛdhnavaḥ
Vocative	gṛdhno	gṛdhnū	gṛdhnavaḥ
Accusative	gṛdhnum	gṛdhnū	gṛdhnūn
Instrumental	gṛdhnunā	gṛdhnubhyām	gṛdhnubhiḥ
Dative	gṛdhnave	gṛdhnubhyām	gṛdhnubhyaḥ
Ablative	gṛdhnoḥ	gṛdhnubhyām	gṛdhnubhyaḥ
Genitive	gṛdhnoḥ	gṛdhnvoḥ	gṛdhnūnām
Locative	gṛdhnau	gṛdhnvoḥ	gṛdhnuṣu

Compound gṛdhnu -

Adverb -gṛdhnu