smoothen

verb

smooth·​en ˈsmü-t͟hən 

smoothened; smoothening ˈsmü-t͟hə-niŋ 

ˈsmüt͟h-niŋ

transitive verb

: to make smooth

intransitive verb

: to become smooth

Synonyms of smoothen

• smooth

Examples of smoothen in a Sentence

smoothen the wood for the table thoroughly, or the legs will be uneven

smoothen the edges of the two parts before trying to join them together

Recent Examples on the Web

The $10 serum is formulated with 2 percent multimolecular hyaluronic acid and Matrixyl 3000 peptide, a combination of ingredients that quenches the skin while smoothening wrinkles and firming crepey areas. — Alicia Geigel, Southern Living, 24 June 2026

Beacom shares a few ideas to smoothen your reentry. — Andee Tagle, NPR, 17 Apr. 2026

The service Any new hotel will have some edges to smoothen out, but the service is still excellent, with staff going out of their way to satisfy you. — Condé Nast, Condé Nast Traveler, 22 Feb. 2026

But avoid heating a kiwi, since high temperatures destroy the enzyme that smoothens gut movement, Choudhary added. — Gina Park, CNN Money, 20 Oct. 2025

Word History

First Known Use

1635, in the meaning defined at transitive sense