Incapable
Definition 1 of 3
Pro Tip 1/3
Emotional Weight
Incapable often carries a suggestion of failure or deficiency. After many tries, he felt incapable of success.
Pro Tip 2/3
Personal Limitations
Use it to describe a person's limits without specifying a reason. They're incapable of carrying heavy weights.
Pro Tip 3/3
Emphasizes Inability
Highlight someone's inability in a specific situation. He's incapable of committing to any plan.