Declension table of kumbhaka

Masculine	Singular	Dual	Plural
Nominative	kumbhakaḥ	kumbhakau	kumbhakāḥ
Vocative	kumbhaka	kumbhakau	kumbhakāḥ
Accusative	kumbhakam	kumbhakau	kumbhakān
Instrumental	kumbhakena	kumbhakābhyām	kumbhakaiḥ kumbhakebhiḥ
Dative	kumbhakāya	kumbhakābhyām	kumbhakebhyaḥ
Ablative	kumbhakāt	kumbhakābhyām	kumbhakebhyaḥ
Genitive	kumbhakasya	kumbhakayoḥ	kumbhakānām
Locative	kumbhake	kumbhakayoḥ	kumbhakeṣu

Compound kumbhaka -

Adverb -kumbhakam -kumbhakāt