
Oath
Solemn Pledge
An 'oath' is more serious than a simple promise and often involves a witness or higher authority.

In the ceremony, each member recited an oath of loyalty.
Irrevocable Commitment
When you take an 'oath,' it implies a deep commitment that you can't easily back out of.

Upon joining the knights, he swore an oath that bound him for life.
Cultural Gravity
Oaths may have different weights in various cultures; understood as sacred in some places.

In her community, breaking an oath could lead to ostracization.
Compare with
AffirmAssertionCommitmentGuaranteePledgePromiseProtestationVow
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