Leg up and Step-up

Leg up noun - An act or instance of helping.

Step-up and leg up are semantically related. in increase in salary or position topic. In some cases you can use "Step-up" instead a noun phrase "Leg up".

Step-up noun - Something added (as by growth).

Leg up and step-up are semantically related. Sometimes you can use "Leg up" instead a noun phrase "Step-up".