Entrench is most commonly used with in, especially in passive forms such as be entrenched in a system or tradition.
Use entrench in to describe something becoming firmly established in a place, system, belief, or habit: These attitudes are entrenched in society. Other prepositions such as on, by, within, and after usually belong to separate phrases rather than fixed combinations with entrench.
These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.
In is the standard preposition after entrenched for ideas, habits, or positions that are firmly fixed.
Use in when someone becomes strongly established in an area or activity.
Within can introduce a separate location phrase after entrench.
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 entrenched in for beliefs, systems, and traditions.
✕ The habit is entrenched on society. ✓ The habit is entrenched in society.Some prepositions only introduce location or time details.
✓ The soldiers entrenched themselves by the river.Entrench often uses a reflexive object when people establish themselves somewhere.
✕ The company entrenched in the market. ✓ The company entrenched itself in the market.Choose the expression that matches the intended meaning.
Paste the complete sentence below. Linguix checks the preposition together with grammar, spelling, punctuation, and style.
It means firmly established and difficult to change.
Yes. It can describe soldiers or groups establishing defensive positions.
Only when on introduces a location, such as a hillside. It is not the standard abstract pattern.
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