Find Synonyms
warn Synonyms
Another word for warn
Choosing another word for warn depends on context, so the 13 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
• verb (Context 1)
To inform someone in advance of an impending or possible danger, problem, or other unpleasant situation.
Usage Example
"Meteorologists tried to alert coastal residents about the approaching hurricane several days in advance."
Strongest
alert
forewarn
caution
Strong
notify
tip off
apprise
advise
inform
• verb (Context 2)
To advise or urge someone forcefully not to do something in order to avoid negative consequences or penalties.
Usage Example
"The referee had to caution the player twice for unsportsmanlike conduct during the match."
Strongest
caution
admonish
Strong
advise
counsel
exhort
reprimand
Weak
urge
Opposites of warn
The opposite of warn shifts depending on context. Common opposites include:
encourage
lull
egg on
incite
commend
reassure
mislead
Cite this Entry
Wordmom. (2026). Synonyms for Warn. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/warn