Declension table of ?hayaśīrṣan

Neuter	Singular	Dual	Plural
Nominative	hayaśīrṣa	hayaśīrṣṇī hayaśīrṣaṇī	hayaśīrṣāṇi
Vocative	hayaśīrṣan hayaśīrṣa	hayaśīrṣṇī hayaśīrṣaṇī	hayaśīrṣāṇi
Accusative	hayaśīrṣa	hayaśīrṣṇī hayaśīrṣaṇī	hayaśīrṣāṇi
Instrumental	hayaśīrṣṇā	hayaśīrṣabhyām	hayaśīrṣabhiḥ
Dative	hayaśīrṣṇe	hayaśīrṣabhyām	hayaśīrṣabhyaḥ
Ablative	hayaśīrṣṇaḥ	hayaśīrṣabhyām	hayaśīrṣabhyaḥ
Genitive	hayaśīrṣṇaḥ	hayaśīrṣṇoḥ	hayaśīrṣṇām
Locative	hayaśīrṣṇi hayaśīrṣaṇi	hayaśīrṣṇoḥ	hayaśīrṣasu

Compound hayaśīrṣa -

Adverb -hayaśīrṣa -hayaśīrṣam