2
static(fixed, unchangeable)
2
steadfast(stable, constant, enduring, lasting, perpetual)
2
unchangeable(fixed, static)
2
unchanged(fixed, static, unchangeable)
1
age-long
1
ageless(fixed, lasting, permanent, unchangeable, everlasting)
1
ancient
1
antique
1
chronic
1
coeternal
1
colorfast
1
continued(lasting, permanent, everlasting, unending, undying)
1
dateless(lasting, permanent, everlasting, unending, undying)
1
declines
1
deep-dyed
1
diurnal(stable, constant, vast, enduring, lasting)
1
diuturnal
1
double-dyed
1
dyed-in-the-wool
1
embalmed
11 years ago|4.1k views|share |citing 
APASmart Define. (2015). unfading thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unfading/thesaurus/synonyms
ChicagoSmart Define. 2015. "unfading thesaurus" https://smartdefine.org/unfading/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unfading thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unfading/thesaurus/synonyms>.
MLASmart Define. "unfading thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/unfading/thesaurus/synonyms>