Synonyms and antonyms of Unlikely or impossible to change in American Thesaurus

unchanging (adjective)

always remaining the same

firm (adjective)

steady and not likely to change

rigid (adjective)

not easily changed

irreversible (adjective)

impossible to change or bring back a previous condition or situation

invariable (adjective)

never changing

unvarying (adjective)

steady and never changing

final (adjective)

if something is final, it cannot be changed

whatever happens ()

used for saying that nothing will change a situation or fact

for good ()

permanently, without the possibility of change in the future

constant (adjective)

continuing at the same rate, level, or amount over a particular period of time

abiding (adjective)

formal an abiding feeling, interest, or belief is one that you have had for a long time and that is not likely to change

changeless (adjective)

literary remaining the same, and never changing

the damage is done ()

used for saying that something bad or wrong has already been done and cannot be changed

the die is cast ()

used for saying that an event or decision cannot be changed and will have an important effect on the future

entrenched (adjective)

entrenched attitudes or feelings have existed for a long time and are difficult to change

even (adjective)

not changing much in rate, level, or amount

finally (adverb)

formal if something is decided or agreed finally, it is decided in a way that cannot be changed

fixed (adjective)

something such as an amount, date, or time that is fixed has been agreed on and will not change

hard-and-fast (adjective)

not able to be changed

immutable (adjective)

formal impossible to change

immutable (adjective)

formal always true, or always the same

imperishable (adjective)

literary something that is imperishable will never disappear, be destroyed, or be forgotten

impregnable (adjective)

impregnable opinions or feelings are very difficult to change

incurable (adjective)

not able to be changed

indelible (adjective)

permanent

indelible (adjective)

making a mark that is impossible to remove

inflexible (adjective)

not easily changed

ingrained (adjective)

ingrained dirt is under the surface, so that it is difficult to remove

invincible (adjective)

formal too strong to be changed

irredeemable (adjective)

formal impossible to change or make better

irremediable (adjective)

formal impossible to improve or correct

irrevocable (adjective)

formal impossible to change or stop

long-term (adjective)

having existed for a long time and unlikely to change

nonnegotiable (adjective)

something that is nonnegotiable is fixed and cannot be changed through discussions

obstinate (adjective)

difficult to remove

rock-solid (adjective)

firm and not likely to change

set/cast/etched in stone ()

permanent and impossible to change

settled (adjective)

not changing or likely to change

tenacious (adjective)

tenacious ideas, beliefs, or habits continue for a long time and are difficult to change

timeless (adjective)

not affected by time or by changes in fashion

unalterable (adjective)

formal impossible to change or influence

unchallengeable (adjective)

impossible to change, defeat, or argue with

unchangeable (adjective)

impossible to change

unchanged (adjective)

remaining the same

unshakable (adjective)

impossible to change or destroy

(whether you) like it or not ()

used for saying that you cannot change a situation even if it is unpleasant