When it comes to expressing delay or hesitation, there are numerous synonyms for the phrase "not now" that can be employed to convey the same meaning while adding variety to our language. Some alternatives include "later", "in due time", "another time", "at a later date" or "postponed for now". Additionally, phrases such as "not at present", "not in the immediate future", "not presently" or "not in the cards currently" can be utilized to indicate a postponement. These synonyms allow us to artfully express the notion of "not now" while providing a wider range of phrases to suit diverse contexts and tones.