Declension table of gamakatva

Neuter	Singular	Dual	Plural
Nominative	gamakatvam	gamakatve	gamakatvāni
Vocative	gamakatva	gamakatve	gamakatvāni
Accusative	gamakatvam	gamakatve	gamakatvāni
Instrumental	gamakatvena	gamakatvābhyām	gamakatvaiḥ
Dative	gamakatvāya	gamakatvābhyām	gamakatvebhyaḥ
Ablative	gamakatvāt	gamakatvābhyām	gamakatvebhyaḥ
Genitive	gamakatvasya	gamakatvayoḥ	gamakatvānām
Locative	gamakatve	gamakatvayoḥ	gamakatveṣu

Compound gamakatva -

Adverb -gamakatvam -gamakatvāt