Declension table of ?gṛdhu

Masculine	Singular	Dual	Plural
Nominative	gṛdhuḥ	gṛdhū	gṛdhavaḥ
Vocative	gṛdho	gṛdhū	gṛdhavaḥ
Accusative	gṛdhum	gṛdhū	gṛdhūn
Instrumental	gṛdhunā	gṛdhubhyām	gṛdhubhiḥ
Dative	gṛdhave	gṛdhubhyām	gṛdhubhyaḥ
Ablative	gṛdhoḥ	gṛdhubhyām	gṛdhubhyaḥ
Genitive	gṛdhoḥ	gṛdhvoḥ	gṛdhūnām
Locative	gṛdhau	gṛdhvoḥ	gṛdhuṣu

Compound gṛdhu -

Adverb -gṛdhu