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foul Synonyms

Another word for foul

Choosing another word for foul depends on context, so the 50 synonyms and similar words below are separated across 9 exact definitions and ranked by match strength.
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• noun (Context 1)

An unfair or invalid stroke, piece of play, or physical contact that violates the rules of a sport or game.

Usage Example

"The referee blew his whistle and called a personal infraction on the defending guard."

Strongest
infraction
Strong
infringement
violation
offense
fault

• adjective (Context 2)

Offensive to the senses, especially through having a disgusting smell or taste or being visibly filthy.

Usage Example

"A disgusting odor drifted up from the clogged kitchen drain."

Strongest
disgusting
fetid
Strong
putrid
revolting
repulsive
nasty
noisome
rank
filthy

• adjective (Context 3)

Wicked, immoral, or dishonorable in nature; violating accepted standards of decency or fairness.

Usage Example

"The detective immediately suspected that the missing businessman had met with vile play."

Strongest
vile
wicked
Strong
heinous
base
iniquitous
nefarious
despicable
dishonorable

• adjective (Context 4)

In sports, outside the designated playing area or contrary to the established rules of the game.

Usage Example

"The batter hit a sharp out-of-bounds ball into the third-base stands."

Strong
out-of-bounds
illegal
unfair

• verb (Context 5)

To make something dirty, polluted, or disgustingly filthy, especially with waste or noxious matter.

Usage Example

"Industrial runoff had fouled the river for decades before environmental regulations were enacted."

Strongest
pollute
contaminate
Strong
soil
befoul
defile
taint
sully
dirty

• adjective (Context 6)

Wet, stormy, and rough (especially of weather), or extremely disagreeable and bad-tempered (of a mood).

Usage Example

"The ferry crossing was delayed by inclement weather and choppy seas."

Strongest
inclement
Strong
stormy
wretched
atrocious
abominable
nasty

• noun (Context 7)

In baseball, a batted ball that settles outside the baselines between home plate and first or third base, or passes outside the foul poles.

Usage Example

"She fouled off three pitches in a row before hitting a single up the middle."

Strongest
foul ball

• verb (Context 8)

To entangle, jam, or clog a rope, anchor, cable, or piece of machinery so that it cannot operate freely.

Usage Example

"Thick mats of kelp fouled the boat's propeller near the harbor entrance."

Strongest
entangle
Strong
tangle
snarl
clog
choke
jam
obstruct

• adverb (Context 9)

In an unfair, dishonest, or rule-breaking manner, or into an entangled or erroneous state.

Usage Example

"Any competitor who plays unfairly during the tournament will be immediately disqualified."

Strongest
unfairly
Strong
dishonestly
foully
dirty
improperly

Opposites of foul

The opposite of foul shifts depending on context. Common opposites include:

fair
fair ball
fresh
clean
fairly
purify
clear
honorable
See all opposites of foul

Cite this Entry


Wordmom. (2026). Synonyms for Foul. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/foul
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