Declension table of ?gacchayamāna

Masculine	Singular	Dual	Plural
Nominative	gacchayamānaḥ	gacchayamānau	gacchayamānāḥ
Vocative	gacchayamāna	gacchayamānau	gacchayamānāḥ
Accusative	gacchayamānam	gacchayamānau	gacchayamānān
Instrumental	gacchayamānena	gacchayamānābhyām	gacchayamānaiḥ gacchayamānebhiḥ
Dative	gacchayamānāya	gacchayamānābhyām	gacchayamānebhyaḥ
Ablative	gacchayamānāt	gacchayamānābhyām	gacchayamānebhyaḥ
Genitive	gacchayamānasya	gacchayamānayoḥ	gacchayamānānām
Locative	gacchayamāne	gacchayamānayoḥ	gacchayamāneṣu

Compound gacchayamāna -

Adverb -gacchayamānam -gacchayamānāt