Declension table of ?hātra

Neuter	Singular	Dual	Plural
Nominative	hātram	hātre	hātrāṇi
Vocative	hātra	hātre	hātrāṇi
Accusative	hātram	hātre	hātrāṇi
Instrumental	hātreṇa	hātrābhyām	hātraiḥ
Dative	hātrāya	hātrābhyām	hātrebhyaḥ
Ablative	hātrāt	hātrābhyām	hātrebhyaḥ
Genitive	hātrasya	hātrayoḥ	hātrāṇām
Locative	hātre	hātrayoḥ	hātreṣu

Compound hātra -

Adverb -hātram -hātrāt