fortitude /förˈti-tūd/

1. Courage in endurance
2. Strength (obsolete)

fortitūˈdinous adjective

• kneed
• knee-deep
• knee-drill
• knee-drills
• knee-high
• knee-highs
• knee-high to a grasshopper
• kneehole
• kneeholes
• knee-holly
• kneeing
• knee-jerk
• knee-jerks
• knee joint
• knee joints
• kneel
• kneeled
• knee-length
• kneeler
• kneelers
• kneeling
• kneels
• knee-pad
• knee-pads
• knee-pan