147 entries under adjective topic. ×

14
straight(direct, right, level, true)
12
lineal
8
one-dimensional
7
direct(smooth, solid, level, true)
6
additive
6
consecutive(continuity, sequential)
6
lengthwise
5
analogue
5
elongate
5
rectilinear
5
running
5
even(smooth, right, solid, level)
5
right(smooth, solid, level, true)
4
analog
4
serial(continuity, sequential)
4
undeviating(direct, smooth, right, solid)
3
collinear
3
continuous(smooth, right, solid, level)
3
elongated
3
horizontal(smooth, right, solid, level)
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APASmart Define. (2015). linear thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/linear/thesaurus/synonyms
ChicagoSmart Define. 2015. "linear thesaurus" https://smartdefine.org/linear/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, linear thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/linear/thesaurus/synonyms>.
MLASmart Define. "linear thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/linear/thesaurus/synonyms>