roughen

Red whirls on this rabbit’s tongue are filiform papillae, which roughen the tongue and help move food around the mouth.

From New York Times ● May 21, 2024

The general idea is that ground surfaces roughen after the mass movement of rocks and soil, so that landslide deposits are the roughest right after the landslide occurs and become smoother over time.

From Science Daily ● Nov. 7, 2023

The narrative swerves enough to thrillingly roughen the course of love, and the characters are so memorable that readers will yearn for a third book.

From Washington Post ● Sep. 1, 2015

“If you’re going out, I would apply Conformist Hair Paste to roughen up the texture,” he says.

From Forbes ● Jun. 10, 2014

He had rather efface himself and his own interests for ever than roughen, by one additional pebble, my path to the grave!' mimicking, with ludicrous insuccess, Freddy's round young tones.

From Doctor Cupid by Rhoda Broughton

Wells has a deep, oaky baritone that roughens to a grumble in its lower register.

From The New Yorker ● Feb. 4, 2019

I am sand dry as the ancient desert, and to be thirsty roughens my temper.

From The Proud Prince by Justin H. (Justin Huntly) McCarthy

Further, that the prettied of faces roughens and bristles into an ugly one, when it expresses anger with the feminine recruiting officer more than pity for the deserter.

From Flower, Fruit, and Thorn Pieces; or, the Wedded Life, Death, and Marriage of Firmian Stanislaus Siebenkaes, Parish Advocate in the Burgh of Kuhschnappel. by Jean Paul

Such difference there is in tongues that the same figure which roughens one, gives majesty to another; and that was it which Virgil studied in his verses.

From Discourses on Satire and on Epic Poetry by John Dryden

As a general rule, pain, especially if it be mental, hardens and roughens the character.

From My Path to Atheism by Annie Wood Besant

Auto-tune aside, fans will notice that Thorn's voice has deepened and roughened.

From BBC ● Apr. 22, 2023

To achieve the shells’ luminous surfaces, Utzon covered them with more than a million handcrafted ceramic tiles, their surfaces roughened by trace amounts of crushed stone, a technique inspired by Japanese pottery.

From New York Times ● Aug. 2, 2021

It was more like a shift in temperature or light, a texture inside of me that roughened.

From New York Times ● Mar. 31, 2021

He sang his conversational lyrics in a voice roughened by a hard-luck life, particularly after throat cancer left him with a disfigured jaw.

From Washington Times ● Apr. 7, 2020

Around him soft bright moss curled up the yellow birches, lichens roughened the rocks, and crushed needles let go their piney scent.

From "Lizzie Bright and the Buckminster Boy" by Gary D. Schmidt

Though it may seem counterintuitive, roughening a ball’s surface delays the separation of the boundary layer and keeps a ball in turbulent flow longer.

From Scientific American ● Nov. 19, 2022

“When I close my eyes, I can still feel that moment,” said the other daughter, Samia, her voice roughening as her eyes filled with tears.

From Los Angeles Times ● Aug. 31, 2022

Instead he interprets traditional Yolngu chants, raising and roughening his gentle voice while a Western orchestra plays churning, minimalist accompaniments around him.

From New York Times ● Jul. 13, 2018

Wilmington’s Council had been closing shortfalls of 5 percent to 10 percent for several years, and the compounding effect was roughening the edges of a city that aggressively marketed its coastal quality of life.

From New York Times ● Jul. 5, 2011

My throat began to ache and my voice dropped, roughening into a deep crackle, as if my vocal cords had turned to sandpaper.

From "Educated" by Tara Westover