Susceptible
Definition 1 of 2
Pro Tip 1/3
Physical Weakness
Used to describe a tendency to be harmed by physical factors. She is susceptible to allergies during spring.
Pro Tip 2/3
Not just illness
Applies to situations beyond health, like being easily affected by weather, or emotions. He's susceptible to bouts of anger when under stress.
Pro Tip 3/3
Common Mistakes
Don't confuse with 'suspected'; 'susceptible' involves vulnerability, not being under suspicion. I am susceptible to flu, not suspected of having it.