Declension table of ?spaśya

Neuter	Singular	Dual	Plural
Nominative	spaśyam	spaśye	spaśyāni
Vocative	spaśya	spaśye	spaśyāni
Accusative	spaśyam	spaśye	spaśyāni
Instrumental	spaśyena	spaśyābhyām	spaśyaiḥ
Dative	spaśyāya	spaśyābhyām	spaśyebhyaḥ
Ablative	spaśyāt	spaśyābhyām	spaśyebhyaḥ
Genitive	spaśyasya	spaśyayoḥ	spaśyānām
Locative	spaśye	spaśyayoḥ	spaśyeṣu

Compound spaśya -

Adverb -spaśyam -spaśyāt