Declension table of ?laṅghanīyatva

Neuter	Singular	Dual	Plural
Nominative	laṅghanīyatvam	laṅghanīyatve	laṅghanīyatvāni
Vocative	laṅghanīyatva	laṅghanīyatve	laṅghanīyatvāni
Accusative	laṅghanīyatvam	laṅghanīyatve	laṅghanīyatvāni
Instrumental	laṅghanīyatvena	laṅghanīyatvābhyām	laṅghanīyatvaiḥ
Dative	laṅghanīyatvāya	laṅghanīyatvābhyām	laṅghanīyatvebhyaḥ
Ablative	laṅghanīyatvāt	laṅghanīyatvābhyām	laṅghanīyatvebhyaḥ
Genitive	laṅghanīyatvasya	laṅghanīyatvayoḥ	laṅghanīyatvānām
Locative	laṅghanīyatve	laṅghanīyatvayoḥ	laṅghanīyatveṣu

Compound laṅghanīyatva -

Adverb -laṅghanīyatvam -laṅghanīyatvāt