Declension table of ?tejaskāya

Neuter	Singular	Dual	Plural
Nominative	tejaskāyam	tejaskāye	tejaskāyāni
Vocative	tejaskāya	tejaskāye	tejaskāyāni
Accusative	tejaskāyam	tejaskāye	tejaskāyāni
Instrumental	tejaskāyena	tejaskāyābhyām	tejaskāyaiḥ
Dative	tejaskāyāya	tejaskāyābhyām	tejaskāyebhyaḥ
Ablative	tejaskāyāt	tejaskāyābhyām	tejaskāyebhyaḥ
Genitive	tejaskāyasya	tejaskāyayoḥ	tejaskāyānām
Locative	tejaskāye	tejaskāyayoḥ	tejaskāyeṣu

Compound tejaskāya -

Adverb -tejaskāyam -tejaskāyāt