worsen

[ wur-suhn ]
/ ˈwɜr sən /

verb (used with or without object)

to make or become worse.

Origin of worsen

First recorded in 1175–1225, worsen is from the Middle English word worsenen. See worse, -en1

Can be confused

aggravate annoy intensify irritate worsen (see synonym study at aggravate)aggravation annoyance intensification irritation worsening
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for worsen

British Dictionary definitions for worsen

worsen

/ (ˈwɜːsən) /

verb

to grow or cause to grow worse

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