The antonyms for the phrase "giving into" are resisting, opposing, denying, and rejecting. When someone resists something, they stand firm and refuse to give in, despite pressure or temptation. Opposing means actively fighting or disagreeing with something rather than conceding. Denying involves rejecting or refusing something altogether. Lastly, rejecting refers to turning down or not accepting something that is offered or presented. The ability to hold back and not give in to every desire or urge is essential for personal growth and success. It enables individuals to make sound decisions, exercise self-control, and achieve their goals.