167 entries under adjective topic. ×

1
like(calm, smooth, flat, plain)
1
lined up(expression, calm, smooth, flat)
1
lustrous(quiet, soft, gentle, flat)
1
matched(calm, smooth, flat, plain)
1
mild(quiet, soft, gentle, flat)
1
mirrorlike(quiet, soft, gentle, flat)
1
monotonous(quiet, soft, gentle, flat)
1
nonstop(smooth, right, solid, level)
1
not crooked(expression, direct, right, true)
1
of same height(expression, idiom, calm, smooth)
1
on a line(expression, idiom, calm, smooth)
1
on a par(expression, idiom, calm, smooth)
1
on one plane(expression, idiom, calm, smooth)
1
planed(calm, smooth, flat, plain)
1
point-blank(direct, right, true, straight)
1
polished(calm, quiet, smooth, soft)
1
prairie-like
1
precise(calm, smooth, flat, plain)
1
proportionate(calm, smooth, flat, plain)
1
quiet(soft, gentle, flat, level)
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APASmart Define. (2015). horizontal thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/horizontal/thesaurus/synonyms
ChicagoSmart Define. 2015. "horizontal thesaurus" https://smartdefine.org/horizontal/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, horizontal thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/horizontal/thesaurus/synonyms>.
MLASmart Define. "horizontal thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/horizontal/thesaurus/synonyms>