1
out-of-date
1
out of season(expression, idiom)
1
outdated
1
outmoded
1
patriarch
1
platitudinous
1
pop
1
pops
1
reactionary
1
regular old fogy(expression, idiom)
1
school edition
1
series
1
stale
1
starets
1
stereotyped
1
stick-in-the-mud
1
stock
1
styleless
1
threadbare
1
timeworn
11 years ago|952 views|share |citing 
APASmart Define. (2015). back number thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/back_number/thesaurus/synonyms
ChicagoSmart Define. 2015. "back number thesaurus" https://smartdefine.org/back_number/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, back number thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/back_number/thesaurus/synonyms>.
MLASmart Define. "back number thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/back_number/thesaurus/synonyms>