work_at has definitions from the field of work
1
[ verb ] (work) to exert effort in order to do, make, or perform something

Synonyms

work_on

Examples

"the child worked at the multiplication table until she had it down cold"

Used in print

(George Harmon Coxe, Error of Judgement....)

Since then he had worked_at this and that , though some said his main interest was gambling .

Related terms

work belabor

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