Declension table of ?jyotavya

Masculine	Singular	Dual	Plural
Nominative	jyotavyaḥ	jyotavyau	jyotavyāḥ
Vocative	jyotavya	jyotavyau	jyotavyāḥ
Accusative	jyotavyam	jyotavyau	jyotavyān
Instrumental	jyotavyena	jyotavyābhyām	jyotavyaiḥ jyotavyebhiḥ
Dative	jyotavyāya	jyotavyābhyām	jyotavyebhyaḥ
Ablative	jyotavyāt	jyotavyābhyām	jyotavyebhyaḥ
Genitive	jyotavyasya	jyotavyayoḥ	jyotavyānām
Locative	jyotavye	jyotavyayoḥ	jyotavyeṣu

Compound jyotavya -

Adverb -jyotavyam -jyotavyāt