Declension table of ?aṅgamantra

Masculine	Singular	Dual	Plural
Nominative	aṅgamantraḥ	aṅgamantrau	aṅgamantrāḥ
Vocative	aṅgamantra	aṅgamantrau	aṅgamantrāḥ
Accusative	aṅgamantram	aṅgamantrau	aṅgamantrān
Instrumental	aṅgamantreṇa	aṅgamantrābhyām	aṅgamantraiḥ aṅgamantrebhiḥ
Dative	aṅgamantrāya	aṅgamantrābhyām	aṅgamantrebhyaḥ
Ablative	aṅgamantrāt	aṅgamantrābhyām	aṅgamantrebhyaḥ
Genitive	aṅgamantrasya	aṅgamantrayoḥ	aṅgamantrāṇām
Locative	aṅgamantre	aṅgamantrayoḥ	aṅgamantreṣu

Compound aṅgamantra -

Adverb -aṅgamantram -aṅgamantrāt