viable /vīˈə-bl/

1. Capable of living, surviving, germinating, or hatching
2. (of a plan or project) of such a kind that it has a prospect of success
3. Practicable

• umbrae
• umbrage
• umbraged
• umbrageous
• umbrageously
• umbrageousness
• umbrageousnesses
• umbrages
• umbraging
• umbral
• umbras
• umbrated
• umbratic
• umbratical
• umbratile
• umbratilous
• umbre
• umbrel
• umbrella
• umbrella-ant
• umbrella-ants
• umbrella bird
• umbrella birds
• umbrella'd
• umbrellaed