Here are some examples:
* Future: This word directly uses "fut" to represent the time to come.
* Futuristic: This adjective describes something that is modern or advanced, looking toward the future.
* Defunct: This adjective means "no longer existing," suggesting a lack of future.
* Effluent: This noun refers to something that flows out, implying a future direction.
It's important to note that "fut" is not a common stand-alone root or suffix. It's more frequently found within larger words where its meaning adds to the overall definition.