going on all the time

fixed

without beginning or end; lasting for ever

without pause; endless

that cannot be moved; not able, refusing to be affected or changed

fixed, stubborn

that cannot be destroyed

lasting, unable to be destroyed

that cannot be bent; refusing to change or be influenced

stubborn

that cannot be reversed or revoked

irrevocable

final and unalterable

fixed, unchangeable

having, using, only one colour

fixed

not expected to change; going on for a long time; intended to last

constant, lasting

very determined

determined, strong-willed

firm; not likely to move or change; a building in which horses are kept and fed; a number of horses (especially racehorses) belonging to one particular owner

constant, fixed; resistant

not varying in form, quality etc

consistent