Find Antonyms

foul Antonyms

Opposite of foul

Because the opposite of foul shifts with each meaning, the 27 antonyms and opposite words below are separated across 8 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

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

Usage Example

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

Strongest
fresh
pleasant
Strong
clean
fragrant
pure

• adjective (Context 2)

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 fair play."

Strongest
fair
honorable
Strong
moral
noble
decent

• adjective (Context 3)

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

Usage Example

"The batter hit a sharp fair ball into the third-base stands."

Strongest
fair
Strong
legal
valid

• noun (Context 4)

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
fair ball

• 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
clean
purify
Strong
cleanse
sanitize
decontaminate

• 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 fair weather and choppy seas."

Strongest
fair
fine
Strong
pleasant
mild

• verb (Context 7)

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
clear
Strong
untangle
disentangle
free
unclog

• adverb (Context 8)

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

Usage Example

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

Strongest
fair
fairly
Strong
honestly
justly

Similar words to foul

Words similar to foul shift depending on context. Common synonyms include:

foul ball
pollute
vile
infraction
disgusting
unfairly
inclement
fetid
See all synonyms of foul

Cite this Entry


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