upsurge - sudden large increase⏎
vanilla - ordinary, not special⏎
short-staffed - Short-handed, understaffed⏎
sole - only, one⏎
superintend - oversee, manage, supervise⏎
zenith - summit, top, peak⏎
unethical - immoral, dishonest, morally unacceptable⏎
unskilled - untrained, unqualified, inexpert⏎
unemployed - jobless, out of work, unused⏎