Find Synonyms

ought Synonyms

Another word for ought

Choosing another word for ought depends on context, so the 18 synonyms and similar words below are separated across 5 exact definitions and ranked by match strength.
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• verb (Context 1)

To be morally bound, obliged, or well-advised to do something (used as an auxiliary verb followed by 'to' to indicate duty, correctness, or advisability).

Usage Example

"We should to review the safety protocols thoroughly before commencing the laboratory experiment."

Strongest
should
Strong
must
need

• verb (Context 2)

To be logically expected, likely, or probable to happen or be the case (used as an auxiliary verb followed by 'to').

Usage Example

"With the favorable tailwinds, the flight should to arrive at least twenty minutes ahead of schedule."

Strongest
should
Strong
must

• noun (Context 3)

The digit or figure 0; zero, cipher, or naught.

Usage Example

"The accountant noticed that an extra naught had been accidentally added to the invoice total."

Strongest
naught
nought
zero
cipher
Strong
nil
null

• noun (Context 4)

A moral duty, obligation, or statement of what should be done (used especially in philosophy and ethics).

Usage Example

"Philosophers have long debated whether one can logically derive an obligation from an objective statement of fact."

Strongest
obligation
duty
imperative
Strong
responsibility
requirement
commandment

• pronoun (Context 5)

Anything at all; any part or slightest degree (an archaic or literary variant of aught).

Usage Example

"For aught I know, the ancient manuscript may still be hidden somewhere in the abbey archives."

Strongest
aught
anything
Strong
aughts

Opposites of ought

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

nought
nothing
naught
See all opposites of ought

Cite this Entry


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