Declension table of ?dididṛkṣvas

Masculine	Singular	Dual	Plural
Nominative	dididṛkṣvān	dididṛkṣvāṃsau	dididṛkṣvāṃsaḥ
Vocative	dididṛkṣvan	dididṛkṣvāṃsau	dididṛkṣvāṃsaḥ
Accusative	dididṛkṣvāṃsam	dididṛkṣvāṃsau	dididṛkṣuṣaḥ
Instrumental	dididṛkṣuṣā	dididṛkṣvadbhyām	dididṛkṣvadbhiḥ
Dative	dididṛkṣuṣe	dididṛkṣvadbhyām	dididṛkṣvadbhyaḥ
Ablative	dididṛkṣuṣaḥ	dididṛkṣvadbhyām	dididṛkṣvadbhyaḥ
Genitive	dididṛkṣuṣaḥ	dididṛkṣuṣoḥ	dididṛkṣuṣām
Locative	dididṛkṣuṣi	dididṛkṣuṣoḥ	dididṛkṣvatsu

Compound dididṛkṣvat -

Adverb -dididṛkṣvas