To start doing something in a purposeful and energetic way.
"She set about reorganising the entire filing system on her first day."
To begin doing something with determination, or to attack someone physically.
To start doing something in a purposeful way, or to physically attack someone.
2 meanings, ordered from most common to least. Color-coded by CEFR level.
To start doing something in a purposeful and energetic way.
"She set about reorganising the entire filing system on her first day."
To attack someone physically.
"The gang set about the lone tourist without any warning."
The 'begin' sense is often followed by a gerund ('set about doing something'). The 'attack' sense is informal and mainly British English.
Natural word combinations native speakers use most often.
The five tense forms you'll use most often.
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