If referring to being hung in the air:
* Supported
* Grounded
* Attached
* Fixed
If referring to being temporarily stopped or inactive:
* Active
* Resumed
* Continuing
* Operative
If referring to being dismissed temporarily:
* Reinstatement
* Reinstated
* Continued
* Resumed
If referring to being in a state of uncertainty:
* Certain
* Decided
* Resolved
* Defined
To provide the most accurate antonym, please provide more context about how "suspended" is being used.