The antonyms for the word "gave facelift" can be varied, depending on the angle you approach it from. From the perspective of improving or enhancing the appearance of something, the antonyms could include phrases like "let it deteriorate," "aged it" or "neglected it." But, a facelift could also be seen as a form of alteration, so antonyms could be "preserved it," "maintained it," or "left it as-is." Regardless of the connotation of the word, when we talk about antonyms for "gave facelift," we are referring to undoing the changes that were made, whether that means letting something go, or keeping it the same.