unretire means to leave retirement and return to work. Lexicurio rates it Sui generis — a strength score of 88 out of 100.
Etymology
From un- + retire.
verb
- To leave retirement and return to work.“He unretired for 18 months because the company was willing to pay him well to mentor some new employees.”
- To bring (something or someone) back from retirement.“We unretired this machine because one of our customers started reordering large volumes of a part that this machine can make super-efficiently.”