20 entries under adjective topic. ×

6
perpendicular(variable, vertical)
6
vertical(upright, variable, vertical)
5
steep
3
sheer
2
seesaw
2
uneven
2
upright
1
erect
1
impulsive(lively, thoughtless, unpredictable, changeable)
1
longitudinal
1
mercurial(lively, impulsive, unpredictable, changeable)
1
ups and downs(change, instability)
1
vacillating
1
variable(lively, active, impulsive, unpredictable)
1
volatile(lively, impulsive, unpredictable, changeable)
1
yoyo
0
bobbing
0
inconsistent(impulsive, unpredictable, uneven, fickle)
0
patchy
0
up and down(expression, idiom)
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APASmart Define. (2015). up-and-down thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/up-and-down/thesaurus/synonyms
ChicagoSmart Define. 2015. "up-and-down thesaurus" https://smartdefine.org/up-and-down/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, up-and-down thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/up-and-down/thesaurus/synonyms>.
MLASmart Define. "up-and-down thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/up-and-down/thesaurus/synonyms>