1. Toward the source or against the current
   - upstream

Antonym: downriver

• angel shark
• angel's trumpet
• angel-wing begonia
• Angeleno
• angelfish
• angelic
• angelica
• Angelica Archangelica
• Angelica sylvestris
• angelical
• angelically
• angelim
• angelique
• Angelman syndrome
• Angelo Correr
• Angelo Guiseppe Roncalli
• angelology
• angelus
• angelus bell
• anger
• angered
• Angevin
• Angevine
• angiitis
• angina