Declension table of ?dṛḍhaphala

Masculine	Singular	Dual	Plural
Nominative	dṛḍhaphalaḥ	dṛḍhaphalau	dṛḍhaphalāḥ
Vocative	dṛḍhaphala	dṛḍhaphalau	dṛḍhaphalāḥ
Accusative	dṛḍhaphalam	dṛḍhaphalau	dṛḍhaphalān
Instrumental	dṛḍhaphalena	dṛḍhaphalābhyām	dṛḍhaphalaiḥ dṛḍhaphalebhiḥ
Dative	dṛḍhaphalāya	dṛḍhaphalābhyām	dṛḍhaphalebhyaḥ
Ablative	dṛḍhaphalāt	dṛḍhaphalābhyām	dṛḍhaphalebhyaḥ
Genitive	dṛḍhaphalasya	dṛḍhaphalayoḥ	dṛḍhaphalānām
Locative	dṛḍhaphale	dṛḍhaphalayoḥ	dṛḍhaphaleṣu

Compound dṛḍhaphala -

Adverb -dṛḍhaphalam -dṛḍhaphalāt