2
straight
1
concave
1
linear
0
additive
0
forthwith
0
frankly
0
immediately
0
importunately
0
incontinently
0
instantly
0
interimly
0
meteorically
0
meteoricly
0
momentarily
0
momently
0
now
0
off-hand
0
openly
0
outright
0
personately
<12>
11 years ago|180 views|share |citing 
APASmart Define. (2015). curvilinear thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/curvilinear/thesaurus/antonyms
ChicagoSmart Define. 2015. "curvilinear thesaurus" https://smartdefine.org/curvilinear/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2015, curvilinear thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/curvilinear/thesaurus/antonyms>.
MLASmart Define. "curvilinear thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/curvilinear/thesaurus/antonyms>