Declension table of ?duḥkhayantra

Neuter	Singular	Dual	Plural
Nominative	duḥkhayantram	duḥkhayantre	duḥkhayantrāṇi
Vocative	duḥkhayantra	duḥkhayantre	duḥkhayantrāṇi
Accusative	duḥkhayantram	duḥkhayantre	duḥkhayantrāṇi
Instrumental	duḥkhayantreṇa	duḥkhayantrābhyām	duḥkhayantraiḥ
Dative	duḥkhayantrāya	duḥkhayantrābhyām	duḥkhayantrebhyaḥ
Ablative	duḥkhayantrāt	duḥkhayantrābhyām	duḥkhayantrebhyaḥ
Genitive	duḥkhayantrasya	duḥkhayantrayoḥ	duḥkhayantrāṇām
Locative	duḥkhayantre	duḥkhayantrayoḥ	duḥkhayantreṣu

Compound duḥkhayantra -

Adverb -duḥkhayantram -duḥkhayantrāt