Declension table of ?kūlva

Neuter	Singular	Dual	Plural
Nominative	kūlvam	kūlve	kūlvāni
Vocative	kūlva	kūlve	kūlvāni
Accusative	kūlvam	kūlve	kūlvāni
Instrumental	kūlvena	kūlvābhyām	kūlvaiḥ
Dative	kūlvāya	kūlvābhyām	kūlvebhyaḥ
Ablative	kūlvāt	kūlvābhyām	kūlvebhyaḥ
Genitive	kūlvasya	kūlvayoḥ	kūlvānām
Locative	kūlve	kūlvayoḥ	kūlveṣu

Compound kūlva -

Adverb -kūlvam -kūlvāt