1. more acerbic; sharper or more bitter in taste, manner, or tone
Usage: comparative form of acerb

Examples

• Her acerber remarks made everyone uncomfortable at the meeting.
• The critic's acerber tone in the second review showed his growing frustration.
• His acerber wit often masked a deeper insecurity.
• The acerber flavor of the unripe fruit made it difficult to eat.
• She responded with an acerber comment than she had intended.