Declension table of ?jalayantra

Neuter	Singular	Dual	Plural
Nominative	jalayantram	jalayantre	jalayantrāṇi
Vocative	jalayantra	jalayantre	jalayantrāṇi
Accusative	jalayantram	jalayantre	jalayantrāṇi
Instrumental	jalayantreṇa	jalayantrābhyām	jalayantraiḥ
Dative	jalayantrāya	jalayantrābhyām	jalayantrebhyaḥ
Ablative	jalayantrāt	jalayantrābhyām	jalayantrebhyaḥ
Genitive	jalayantrasya	jalayantrayoḥ	jalayantrāṇām
Locative	jalayantre	jalayantrayoḥ	jalayantreṣu

Compound jalayantra -

Adverb -jalayantram -jalayantrāt