Declension table of ?saphena

Neuter	Singular	Dual	Plural
Nominative	saphenam	saphene	saphenāni
Vocative	saphena	saphene	saphenāni
Accusative	saphenam	saphene	saphenāni
Instrumental	saphenena	saphenābhyām	saphenaiḥ
Dative	saphenāya	saphenābhyām	saphenebhyaḥ
Ablative	saphenāt	saphenābhyām	saphenebhyaḥ
Genitive	saphenasya	saphenayoḥ	saphenānām
Locative	saphene	saphenayoḥ	sapheneṣu

Compound saphena -

Adverb -saphenam -saphenāt