What are the opposite words for here-today-gone-tomorrow?

The phrase "here-today-gone-tomorrow" refers to something that is short-lived and impermanent in nature. Antonyms for this phrase would include terms like "lasting," "enduring," and "permanent." These words refer to things that are more stable and long-term in nature, opposing the sense of ephemerality associated with "here-today-gone-tomorrow." "Everlasting," "timeless," and "indestructible" are more extreme antonyms, conveying a sense of immortality or everlasting permanence. Conversely, synonyms for the original phrase might include "fleeting," "transient," or "ephemeral," which emphasize the temporary and fragile nature of the subject matter.