unduly
Definitions
To an unwarranted or inappropriate degree.
In a manner that is excessive or disproportionate.
Examples
The new regulations should not unduly burden small business owners.
He felt that the criticism he received was unduly harsh given the circumstances.
Synonyms
excessively immoderately disproportionately inordinately unnecessarily unjustifiably undeservedly
Antonyms
moderately justifiably appropriately reasonably suitably properly sufficiently