Declension table of anarthya

Neuter	Singular	Dual	Plural
Nominative	anarthyam	anarthye	anarthyāni
Vocative	anarthya	anarthye	anarthyāni
Accusative	anarthyam	anarthye	anarthyāni
Instrumental	anarthyena	anarthyābhyām	anarthyaiḥ
Dative	anarthyāya	anarthyābhyām	anarthyebhyaḥ
Ablative	anarthyāt	anarthyābhyām	anarthyebhyaḥ
Genitive	anarthyasya	anarthyayoḥ	anarthyānām
Locative	anarthye	anarthyayoḥ	anarthyeṣu

Compound anarthya -

Adverb -anarthyam -anarthyāt