¹ better adjective

• higher in quality
• more skillful
• more attractive, appealing, effective, useful, etc.

² better adverb

• in a better way
• —used to suggest that something should or should not be done
• to a higher or greater degree

³ better noun

• something that is better : better behavior

⁴ better verb

• to make (something) better : improve
• to be or do better than (something or someone) : to improve on (something or someone)

⁵ better