Definitions for "overuse"
To use excessively; to use too often; as, scientists tend to overuse technical terms.
Excessive use.
Utilising an excessive amount of the current year's growth which, if continued, will result in land degradation. cf. overgrazing.
exploitation to the point of diminishing returns
The overuse of some feature (e.g. simple coordinate structures) where some other feature (e.g. relative clauses) is preferred in target-language use. Overuse may or may not result in errors. [11, 52
Keywords:  extensively
make use of too often or too extensively