New or different training, or training in a new field(noun)
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Use "retraining" in a sentence
"People in my office got it delivered when I Was away this week – they thought it was terrible … I am not sure any amount of retraining is going to fix this place."
"While I support community colleges and everything they do in retraining American workers, I question why the president has to spend more tax payer dollars to travel to a community college to deliver this message."
"Our rather bureaucratic government has no comparative advantage in retraining displaced labor."