Declension table of ?tophya

Neuter	Singular	Dual	Plural
Nominative	tophyam	tophye	tophyāni
Vocative	tophya	tophye	tophyāni
Accusative	tophyam	tophye	tophyāni
Instrumental	tophyena	tophyābhyām	tophyaiḥ
Dative	tophyāya	tophyābhyām	tophyebhyaḥ
Ablative	tophyāt	tophyābhyām	tophyebhyaḥ
Genitive	tophyasya	tophyayoḥ	tophyānām
Locative	tophye	tophyayoḥ	tophyeṣu

Compound tophya -

Adverb -tophyam -tophyāt