Declension table of kumbhaka

Neuter	Singular	Dual	Plural
Nominative	kumbhakam	kumbhake	kumbhakāni
Vocative	kumbhaka	kumbhake	kumbhakāni
Accusative	kumbhakam	kumbhake	kumbhakāni
Instrumental	kumbhakena	kumbhakābhyām	kumbhakaiḥ
Dative	kumbhakāya	kumbhakābhyām	kumbhakebhyaḥ
Ablative	kumbhakāt	kumbhakābhyām	kumbhakebhyaḥ
Genitive	kumbhakasya	kumbhakayoḥ	kumbhakānām
Locative	kumbhake	kumbhakayoḥ	kumbhakeṣu

Compound kumbhaka -

Adverb -kumbhakam -kumbhakāt