Synonyms for buckle down

Synonyms for (verb) buckle down

Synonyms: knuckle down, break one's back, buckle down, slave

Definition: work very hard, like a slave

Similar words: do work, work

Definition: be employed

Usage: Is your husband working again?; My wife never worked; Do you want to work after the age of 60?; She never did any work because she inherited a lot of money; She works as a waitress to put herself through college