Declension table of ?tandya

Neuter	Singular	Dual	Plural
Nominative	tandyam	tandye	tandyāni
Vocative	tandya	tandye	tandyāni
Accusative	tandyam	tandye	tandyāni
Instrumental	tandyena	tandyābhyām	tandyaiḥ
Dative	tandyāya	tandyābhyām	tandyebhyaḥ
Ablative	tandyāt	tandyābhyām	tandyebhyaḥ
Genitive	tandyasya	tandyayoḥ	tandyānām
Locative	tandye	tandyayoḥ	tandyeṣu

Compound tandya -

Adverb -tandyam -tandyāt