Declension table of ?sekyamāna

Neuter	Singular	Dual	Plural
Nominative	sekyamānam	sekyamāne	sekyamānāni
Vocative	sekyamāna	sekyamāne	sekyamānāni
Accusative	sekyamānam	sekyamāne	sekyamānāni
Instrumental	sekyamānena	sekyamānābhyām	sekyamānaiḥ
Dative	sekyamānāya	sekyamānābhyām	sekyamānebhyaḥ
Ablative	sekyamānāt	sekyamānābhyām	sekyamānebhyaḥ
Genitive	sekyamānasya	sekyamānayoḥ	sekyamānānām
Locative	sekyamāne	sekyamānayoḥ	sekyamāneṣu

Compound sekyamāna -

Adverb -sekyamānam -sekyamānāt