Synonyms and Antonyms for improver

Synonyms:

• additive
• afterthought
• extension
• annex
• addition
• elongation
• component
• element
• attachment
• add-on
• constituent
• wing
• annexe

Antonyms:

• subtractive
• nonlinear
• contraction
• flexion
• shortness

Synonyms:

• humanitarian
• helper
• benefactor
• do-gooder

Antonyms:

• decolonize
• decolonise
• decrease
• subtraction