Declension table of ?maṅkhya

Neuter	Singular	Dual	Plural
Nominative	maṅkhyam	maṅkhye	maṅkhyāni
Vocative	maṅkhya	maṅkhye	maṅkhyāni
Accusative	maṅkhyam	maṅkhye	maṅkhyāni
Instrumental	maṅkhyena	maṅkhyābhyām	maṅkhyaiḥ
Dative	maṅkhyāya	maṅkhyābhyām	maṅkhyebhyaḥ
Ablative	maṅkhyāt	maṅkhyābhyām	maṅkhyebhyaḥ
Genitive	maṅkhyasya	maṅkhyayoḥ	maṅkhyānām
Locative	maṅkhye	maṅkhyayoḥ	maṅkhyeṣu

Compound maṅkhya -

Adverb -maṅkhyam -maṅkhyāt