Synonyms

light-headed

British

adjective

frivolous in disposition or behaviour
giddy; feeling faint or slightly delirious

"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

light-headedly adverb
light-headedness noun

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.

Symptoms can include a racing heartbeat; feeling faint, dizzy or light-headed; feeling very hot or very cold; sweating, trembling or shaking; feeling sick; chest and stomach pain; and struggling to breathe and shaking legs.

From BBC • Mar. 22, 2026

It’s also dangerous to perform the Wim Hof method near water because it can make you feel light-headed or faint.

From Salon • Apr. 3, 2024

You may feel dizzy or light-headed, have a headache and have a dry mouth, lips or eyes.

From Scientific American • Sep. 15, 2023

"She was suffering swelling in her gums and could not eat well and is feeling light-headed along with vomiting," said the source, who declined to be identified due to fear of arrest.

From Reuters • Sep. 5, 2023

He felt light-headed and weak and had to press his hand against his chest to ease the sudden fluttering inside.

From "Ruby Holler" by Sharon Creech

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