The ability to produce, but not necessarily control, a particular kind of energy.
Basically, It would have more raw power than just a kinesis version, but without the fine control afforded by them.
For my character, I'd like to do a Thermal version. When the power is on, heat pours off the person like a human furnace. They can't really use it to do much, but it's hot enough to melt metal given time.
“She'd become a governess. It was one of the few jobs a known lady could do. And she'd taken to it well. She'd sworn that if she did indeed ever find herself dancing on rooftops with chimney sweeps she'd beat herself to death with her own umbrella.”
― Hogfather