top flight - best, most successful, highest⏎
screen - check, inquire⏎
training - learning, development, course, trainings, coaching, mentoring⏎
theory - idea, opinion, supposition⏎
setback - difficulty, problem, delay, hitch⏎
sole - only, one⏎
tangible - touchable, existing, clearly seen⏎
staple - basic, important (part)⏎
sue - litigate, claim damages in court⏎
vacation - holiday⏎