How about some spells?
Casting Time: 1 action
Components: V, S
You touch a willing person and instantly fill them with calm and comfort. The target of the spell instantly gains the effect of a short rest spending as many hit dice as they want and using any class abilities they want regarding short rests. No abilities that affect multiple characters can be triggered by this effect.
At Higher Levels: When you cast this spell using a spell slot of 4th level or higher, another creatures may be targeted for each slot level above 3rd.