The phrase "for all time" refers to something that will last indefinitely or throughout history. Synonyms for this expression include "forever," "eternally," "permanently," "everlastingly," and "unceasingly." Other synonyms include "always," "constant," "incessant," "enduring," and "unending." Whether applied to love, achievements, or even historical events, the expression "for all time" suggests something of great value that will never be forgotten or replaced. Whether using these alternatives or the original term, the phrase implies the idea of timelessness and serves as a powerful representation of an eternal existence. Choosing the right synonym helps you convey the message with appropriate intensity.