83 entries under expression topic. ×

8
old hat(adjective, dull, set, flat)
4
out of date(adjective, idiom, oldness)
4
past its prime(adjective, idiom)
3
far from fresh
3
gone to seed
3
having lost effervescence
3
like hard bread
3
like leftover snacks
3
like some humor
3
no longer fresh
2
gone off(adjective, hard, old, sour)
2
having fragrance(adjective, strong, offensive, sweet)
2
ho hum(adjective, dull, weak, flat)
1
behind the age(idiom, oldness)
1
big yawn(adjective, dull, flat, ordinary)
1
big zero(adjective, dull, weak, flat)
1
dry up(verb, phrasal verb, dry, contract)
1
dull as dishwater(adjective, idiom, stupid, ordinary)
1
familiar tune(dull, flat, usual, tired)
1
lead balloon(adjective, dull, weak, dead)
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APASmart Define. (2015). stale thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/stale/thesaurus/synonyms
ChicagoSmart Define. 2015. "stale thesaurus" https://smartdefine.org/stale/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, stale thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/stale/thesaurus/synonyms>.
MLASmart Define. "stale thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/stale/thesaurus/synonyms>