Declension table of ?trapya

Neuter	Singular	Dual	Plural
Nominative	trapyam	trapye	trapyāṇi
Vocative	trapya	trapye	trapyāṇi
Accusative	trapyam	trapye	trapyāṇi
Instrumental	trapyeṇa	trapyābhyām	trapyaiḥ
Dative	trapyāya	trapyābhyām	trapyebhyaḥ
Ablative	trapyāt	trapyābhyām	trapyebhyaḥ
Genitive	trapyasya	trapyayoḥ	trapyāṇām
Locative	trapye	trapyayoḥ	trapyeṣu

Compound trapya -

Adverb -trapyam -trapyāt