Declension table of adhyātma

Masculine	Singular	Dual	Plural
Nominative	adhyātmaḥ	adhyātmau	adhyātmāḥ
Vocative	adhyātma	adhyātmau	adhyātmāḥ
Accusative	adhyātmam	adhyātmau	adhyātmān
Instrumental	adhyātmena	adhyātmābhyām	adhyātmaiḥ adhyātmebhiḥ
Dative	adhyātmāya	adhyātmābhyām	adhyātmebhyaḥ
Ablative	adhyātmāt	adhyātmābhyām	adhyātmebhyaḥ
Genitive	adhyātmasya	adhyātmayoḥ	adhyātmānām
Locative	adhyātme	adhyātmayoḥ	adhyātmeṣu

Compound adhyātma -

Adverb -adhyātmam -adhyātmāt