Improvement and Up

Improvement noun - An instance of notable progress in the development of knowledge, technology, or skill.

Up and improvement are semantically related. In some cases you can use "Up" instead a noun "Improvement".

Nearby Words: improve, improved, improving, improvable, improver

Up adjective - Being at a higher level than average.

Improvement and up are semantically related. Sometimes you can use "Improvement" instead a noun "Up".