Declension table of ?svāpya

Neuter	Singular	Dual	Plural
Nominative	svāpyam	svāpye	svāpyāni
Vocative	svāpya	svāpye	svāpyāni
Accusative	svāpyam	svāpye	svāpyāni
Instrumental	svāpyena	svāpyābhyām	svāpyaiḥ
Dative	svāpyāya	svāpyābhyām	svāpyebhyaḥ
Ablative	svāpyāt	svāpyābhyām	svāpyebhyaḥ
Genitive	svāpyasya	svāpyayoḥ	svāpyānām
Locative	svāpye	svāpyayoḥ	svāpyeṣu

Compound svāpya -

Adverb -svāpyam -svāpyāt