the world > action or operation > failure or lack of success > fail in [verb (transitive)] > fail to satisfy expectation, etc. > fall short of (4)
to come short. to come short of: (a) to fail to reach (a standard); not to equal in some quality; to be something less than, not to amount to…
to fall short of. To fail to reach or obtain (an object, wages, etc.); to fail in performing (one's duty).
transitive and intransitive. To shoot short (of) or too low (for). Also figurative, esp. of financial performance.
To fall short of (a standard). Obsolete. rare.