smarten[verb]Synonyms: tidy, groom, put in order, put to rights, spruce up
[TahlilGaran] English Synonym Dictionary ▲
smart‧en /ˈsmɑːtn $ ˈsmɑːr-/
verbsmarten something ↔ up phrasal verb especially British English1. smarten yourself up to make yourself look neat and tidy:
You’d better smarten yourself up.2. to make something look neater:
We need to smarten the place up a bit.3. smarten up your act/ideas to improve the way you behave or do something:
The company needs to smarten up their act if they are to keep customers. [TahlilGaran] Dictionary of Contemporary English ▲