Formal:
* Abduction: This is the most common and formal synonym.
* Seizure: Implies taking someone forcefully.
* Detention: Used when someone is held against their will, often for a specific purpose.
Informal:
* Snatching: Conveys a quick, forceful taking.
* Grabbing: Similar to "snatching" but can imply less force.
* Taking hostage: Used when someone is taken as a prisoner and held for a specific reason.
Other options:
* Coercion: Implies using force or threats to compel someone to act.
* Imprisonment: Used when someone is confined against their will, often in a specific location.
* Forced removal: A broader term that can be used in various contexts.
Note: The best word to use will depend on the specific context and the desired level of formality.