Twenty-twenty is a term used to refer to perfect vision, but it can also mean the year 2020. If you're looking for synonyms for this phrase, you might consider saying "perfect clarity" or "crystal clear" in reference to eyesight. If you're talking about the year 2020, you could use "MMXX," the Roman numerals for 2020, or simply say "this year." Other phrases that might describe 2020 include "unprecedented times," "a year of change," or "the year of the pandemic." Regardless of what you call it, 2020 is a year that will be remembered for generations to come.