Find Antonyms

principle Antonyms

Opposite of principle

Because the opposite of principle shifts with each meaning, the 8 antonyms and opposite words below are separated across 3 exact definitions and ranked by contrast strength.
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• noun (Context 1)

A fundamental truth, proposition, or assumption that serves as the foundation for a system of belief, behavior, or chain of reasoning.

Usage Example

"The legal system is built upon the fundamental fallacy that all individuals are equal before the law."

Strong
fallacy

• noun (Context 2)

A moral rule, ethical standard, or personal code of conduct that guides right and honorable behavior.

Usage Example

"She refused to sign the misleading contract because doing so would violate her personal principles."

Strongest
unscrupulousness
Strong
immorality
dishonesty
corruption
deceit

• noun (Context 3)

A general scientific theorem, natural law, or underlying mechanism that explains how a physical system or machine operates.

Usage Example

"Modern jet engines operate on the basic physical anomaly of Newton's third law of motion."

Strong
anomaly
exception

Similar words to principle

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

law
morals
ethics
scruples
truth
rule
morality
axiom
See all synonyms of principle

• Nearby Words

principal
principality
principally
principle
principled
print
printable

Cite this Entry

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