KNOCK UP Synonyms: 22 Similar and Opposite Words

knock up

verb

Definition of knock up

British

as in to wake

to cause to stop sleeping I asked the clerk at the hotel to knock me up at 7:00 a.m.

Synonyms & Similar Words

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of knock up The pair collided with such force that Dumoulin got knocked up about two feet in the air before landing hard on his padded backside. — Sean Keeler, Denver Post, 27 Apr. 2026 Meanwhile, while Miranda busies herself with building a pageant empire, her husband Ray, a pill-popping nurse, has knocked up the 18-year-old granddaughter of one of his hospice patients. — Ethan Shanfeld, Variety, 28 Aug. 2025 Julia, worried, maintains that she’s not knocked up. — Kimberly Roots, TVLine, 15 Aug. 2025 With 200 hp worth of empty space to play with before knocking up against the 600-hp V12 Verado, Mercury is dialing up the overall output of the V10 range by adding a new 425-hp variant as the flagship of the family. — New Atlas, 12 Aug. 2025 See All Example Sentences for knock up

Recent Examples of Synonyms for knock up

Verb

The medications work by blocking certain chemical messengers in the part of the brain that regulates body temperature and manages sleep/wake cycles, according to the guidance.

— Shannon Firth, NPR, 16 Oct. 2026
Your body’s stress hormone peaks naturally about an hour after waking, and layering caffeine on top amplifies the spike.

— Hanna Wickes, Kansas City Star, 15 Oct. 2026

Definition of wake

Verb

Ukrainians awoke on Wednesday to find that their military had been restricted in its use of Starshield, the American satellite service undergirding swaths of the nation’s defensive infrastructure and weaponry.

— Timothy Nerozzi, The Washington Examiner, 15 Oct. 2026
The Pope's surgery, which the doctors said was successful, lasted about 90 minutes, after which Leo awoke normally and, following a brief period of observation, returned to his room on the hospital's 10th floor.

— Scott Detrow, NPR, 13 Oct. 2026