Witness to is the standard pattern meaning to see or experience an event. In and by usually belong to other parts of the sentence rather than forming fixed combinations with witness.
Witness to means to see, observe, or experience something important. Witness in and witness by are usually not fixed verb-preposition combinations. In often introduces a place or situation, while by is mainly used in passive structures.
These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.
Use witness to for important events, changes, or situations.
Witness often takes a direct object without a preposition.
In can introduce a place or context and is not usually selected by the verb itself.
The same subject can take different constructions because each sentence answers a different question.
Some combinations appear in real text but do not mean what learners often assume.
Use witness to or simply witness with a direct object.
✕ We witnessed in a major change. ✓ We witnessed a major change.By normally appears in passive constructions.
✕ They witnessed by the accident. ✓ They witnessed the accident.Witness often works directly with a noun object.
✕ She witnessed to the explosion yesterday. ✓ She witnessed the explosion yesterday.Choose the expression that matches the intended meaning.
Paste the complete sentence below. Linguix checks the preposition together with grammar, spelling, punctuation, and style.
Yes. It often appears in formal or journalistic writing about important events.
Yes. Witness commonly takes a direct object, as in witness an accident.
Only in passive structures such as witnessed by two people.
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