Declension table of ?chāṣya

Neuter	Singular	Dual	Plural
Nominative	chāṣyam	chāṣye	chāṣyāṇi
Vocative	chāṣya	chāṣye	chāṣyāṇi
Accusative	chāṣyam	chāṣye	chāṣyāṇi
Instrumental	chāṣyeṇa	chāṣyābhyām	chāṣyaiḥ
Dative	chāṣyāya	chāṣyābhyām	chāṣyebhyaḥ
Ablative	chāṣyāt	chāṣyābhyām	chāṣyebhyaḥ
Genitive	chāṣyasya	chāṣyayoḥ	chāṣyāṇām
Locative	chāṣye	chāṣyayoḥ	chāṣyeṣu

Compound chāṣya -

Adverb -chāṣyam -chāṣyāt