Declension table of ?anapanvas

Masculine	Singular	Dual	Plural
Nominative	anapanvān	anapanvāṃsau	anapanvāṃsaḥ
Vocative	anapanvan	anapanvāṃsau	anapanvāṃsaḥ
Accusative	anapanvāṃsam	anapanvāṃsau	anapanuṣaḥ
Instrumental	anapanuṣā	anapanvadbhyām	anapanvadbhiḥ
Dative	anapanuṣe	anapanvadbhyām	anapanvadbhyaḥ
Ablative	anapanuṣaḥ	anapanvadbhyām	anapanvadbhyaḥ
Genitive	anapanuṣaḥ	anapanuṣoḥ	anapanuṣām
Locative	anapanuṣi	anapanuṣoḥ	anapanvatsu

Compound anapanvat -

Adverb -anapanvas