Declension table of ?gṛhapa

Masculine	Singular	Dual	Plural
Nominative	gṛhapaḥ	gṛhapau	gṛhapāḥ
Vocative	gṛhapa	gṛhapau	gṛhapāḥ
Accusative	gṛhapam	gṛhapau	gṛhapān
Instrumental	gṛhapeṇa	gṛhapābhyām	gṛhapaiḥ gṛhapebhiḥ
Dative	gṛhapāya	gṛhapābhyām	gṛhapebhyaḥ
Ablative	gṛhapāt	gṛhapābhyām	gṛhapebhyaḥ
Genitive	gṛhapasya	gṛhapayoḥ	gṛhapāṇām
Locative	gṛhape	gṛhapayoḥ	gṛhapeṣu

Compound gṛhapa -

Adverb -gṛhapam -gṛhapāt