Declension table of ?astutya

Neuter	Singular	Dual	Plural
Nominative	astutyam	astutye	astutyāni
Vocative	astutya	astutye	astutyāni
Accusative	astutyam	astutye	astutyāni
Instrumental	astutyena	astutyābhyām	astutyaiḥ
Dative	astutyāya	astutyābhyām	astutyebhyaḥ
Ablative	astutyāt	astutyābhyām	astutyebhyaḥ
Genitive	astutyasya	astutyayoḥ	astutyānām
Locative	astutye	astutyayoḥ	astutyeṣu

Compound astutya -

Adverb -astutyam -astutyāt