unfit
Pronunciation:
/ʌnˈfɪt/verb
Definitions
To make unfit; to render unsuitable, spoil, disqualify.
adjective
Definitions
Not fit; not having the correct requirements.
Example: Jack cannot run, making him unfit for the track team.
Not fit, not having a good physical demeanor.
Example: I've become so unfit after stopping cycling to town.