1. Full of sorrow
   - brokenhearted, heartbroken 
2. Without or almost without hope
   "too heartsick to fight back"
   - despondent

See also: heartsickness, hopeless, sorrowful

• forty-one
• forty-second
• forty-seven
• forty-seventh
• forty-six
• forty-sixth
• forty-third
• forty-three
• forty-two
• forum
• forward
• forward market
• forward motion
• forward pass
• forward passer
• forward-looking
• forward-moving
• forwarder
• forwarding
• forwardly
• forwardness
• forwards
• Fosamax
• Fosbury
• Fosbury flop