Declension table of mastaka

Neuter	Singular	Dual	Plural
Nominative	mastakam	mastake	mastakāni
Vocative	mastaka	mastake	mastakāni
Accusative	mastakam	mastake	mastakāni
Instrumental	mastakena	mastakābhyām	mastakaiḥ
Dative	mastakāya	mastakābhyām	mastakebhyaḥ
Ablative	mastakāt	mastakābhyām	mastakebhyaḥ
Genitive	mastakasya	mastakayoḥ	mastakānām
Locative	mastake	mastakayoḥ	mastakeṣu

Compound mastaka -

Adverb -mastakam -mastakāt