The phrase "before the day/week/month/year etc. is out" refers to completing or accomplishing something before the specified time period is over. Some synonyms for this phrase could include "before the clock strikes," "before the deadline passes," "prior to the conclusion," or "by the end of the period." Other synonyms may include "before the curtain falls," "before the final bell rings," or "before the final whistle blows." These phrases all convey a sense of urgency and a need to complete a task or achieve a goal within a specific timeframe. It is essential to stay organized and focused to achieve success before the given period is up.