Lewis & Short

ŏrestĭon, ii, n., a plant, called also helenion and nectarea, Plin. 14, 16, 19, § 108.

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• Ŏrēăs
• ŏrēon
• ŏrīon
• Ŏrēos
• ŏrĕŏsĕlīnon
• ŏrĕŏsĕlīnum
• Ŏrĕsītrŏphos
• Ŏrĕsītrŏphus
• Ŏrestae
• Ŏrestes
• Orestēus
• Ŏrestĭădes
• Orestilla
• ŏrestĭon
• Ŏrestis
• Ōrētāni
• Ōrēus
• Ōrēos
• ŏrexis
• orgănālis
• orgănārĭus
• orgănĭcus
• orgănum
• Orgessum
• ...