Declension table of ?tryakṣan

Masculine	Singular	Dual	Plural
Nominative	tryakṣā	tryakṣāṇau	tryakṣāṇaḥ
Vocative	tryakṣan	tryakṣāṇau	tryakṣāṇaḥ
Accusative	tryakṣāṇam	tryakṣāṇau	tryakṣṇaḥ
Instrumental	tryakṣṇā	tryakṣabhyām	tryakṣabhiḥ
Dative	tryakṣṇe	tryakṣabhyām	tryakṣabhyaḥ
Ablative	tryakṣṇaḥ	tryakṣabhyām	tryakṣabhyaḥ
Genitive	tryakṣṇaḥ	tryakṣṇoḥ	tryakṣṇām
Locative	tryakṣṇi tryakṣaṇi	tryakṣṇoḥ	tryakṣasu

Compound tryakṣa -

Adverb -tryakṣam