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swear

verb B2 Neutral

Meaning

To swear means to make a solemn promise or to use offensive language, often expressing strong emotions.
💡 A common mistake is using "swear" when "promise" is more appropriate in formal contexts.

Example Sentences

I swear I didn ’ t take your book yesterday .
I swear to uphold the principles of this organization at all times .

Word in Context

This morning I dropped my favourite mug in the kitchen and I swore under my breath when it hit the floor . Although the mug was old , I felt guilty because it had been mine for years . My roommate helped me pick up the pieces and said it was only a small accident . I've been looking for a similar mug online all afternoon so I can replace it , and if I had known about the tiny crack I would have thrown it away earlier . Tomorrow I will buy a new one ; I swear I'll replace it and be more careful in the kitchen .

Common Phrases

swear an oath swear at someone swear by something

Synonyms

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