Synonyms

smoothen

American

[smoo-thuhn] / ˈsmu ðən /

verb (used with or without object)

to make or become smooth.

smoothen British

/ ˈsmuːðən /

verb

to make or become smooth

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

unsmoothened adjective

Etymology

Origin of smoothen

First recorded in 1625–35; smooth + -en ¹

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

ANZ’s Nim expects the RBI to continue to smoothen the rupee’s decline without stepping in aggressively.

From The Wall Street Journal • Dec. 3, 2025

Schaffner said he expects some of the wrinkles in the rollout to smoothen out over time.

From Salon • Sep. 28, 2023

“But I feel like I’m supposed to fight through this pain, I’m gonna smoothen out my swing. ... I got the big injury but it’s actually making my swing super smooth.”

From Los Angeles Times • Jun. 14, 2023

To further smoothen its operations in Pilbara, Rio said it will embrace continued investment in bearing refurbishment, a sustainable and green maintenance procedure that delivers significant reduction in raw material consumption, over 10 years.

From Reuters • Jun. 13, 2023

Unfortunately, this was not the case, and the very aid intended to smoothen his road through life led, almost directly, to his ruin.

From The Life of John Clare by Martin, Frederick

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023