Declension table of ?nidheya

Neuter	Singular	Dual	Plural
Nominative	nidheyam	nidheye	nidheyāni
Vocative	nidheya	nidheye	nidheyāni
Accusative	nidheyam	nidheye	nidheyāni
Instrumental	nidheyena	nidheyābhyām	nidheyaiḥ
Dative	nidheyāya	nidheyābhyām	nidheyebhyaḥ
Ablative	nidheyāt	nidheyābhyām	nidheyebhyaḥ
Genitive	nidheyasya	nidheyayoḥ	nidheyānām
Locative	nidheye	nidheyayoḥ	nidheyeṣu

Compound nidheya -

Adverb -nidheyam -nidheyāt