
Intervene
Help or Halt
Intervene implies a beneficial action to stop something negative or provide help in a situation.

The teacher intervened to prevent bullying in the classroom.
Active Involvement
It suggests actively becoming a part of a situation, rather than just watching or giving advice.

The lifeguard intervened during the emergency at the pool.
Neutral or Positive
Intervening is usually viewed as a neutral or positive action, not an act of aggression.

The UN often intervenes to help maintain peace between conflicting countries.
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