Attend to and Knuckle down

Attend to verb - Get down to; pay attention to; take seriously.

Knuckle down and attend to are semantically related. in work very hard topic. In some cases you can use "Knuckle down" instead a verb "Attend to".

Knuckle down verb - Work very hard, like a slave.

Attend to and knuckle down are semantically related. Sometimes you can use "Attend to" instead a verb "Knuckle down".