Declension table of ?yaṣṭimadhu

Neuter	Singular	Dual	Plural
Nominative	yaṣṭimadhu	yaṣṭimadhunī	yaṣṭimadhūni
Vocative	yaṣṭimadhu	yaṣṭimadhunī	yaṣṭimadhūni
Accusative	yaṣṭimadhu	yaṣṭimadhunī	yaṣṭimadhūni
Instrumental	yaṣṭimadhunā	yaṣṭimadhubhyām	yaṣṭimadhubhiḥ
Dative	yaṣṭimadhune	yaṣṭimadhubhyām	yaṣṭimadhubhyaḥ
Ablative	yaṣṭimadhunaḥ	yaṣṭimadhubhyām	yaṣṭimadhubhyaḥ
Genitive	yaṣṭimadhunaḥ	yaṣṭimadhunoḥ	yaṣṭimadhūnām
Locative	yaṣṭimadhuni	yaṣṭimadhunoḥ	yaṣṭimadhuṣu

Compound yaṣṭimadhu -

Adverb -yaṣṭimadhu