bestimprovements

noun
UK /ˌbest ɪmˈpruːvmənts/
US /ˌbest ɪmˈpruːvmənts/

The best improvements are the very best changes that make something better.

The bestimprovements to the playground made it more fun for everyone.


OTHER MEANINGS

2. The most helpful changes a person makes to get better at something.

Her bestimprovements in reading came from practicing every night.

3. The top fixes that make a place or thing work better.

The bestimprovements to the old bike were new tires and a bell.

4. The greatest steps forward a team makes together.

The team's bestimprovements showed in their winning season.