antiphase

noun 0.696

parallel

noun 0.669

parallelism

noun 0.604

parallelist

noun 0.602

perpendicular

noun 0.598

antipodal

noun 0.579

antiparticle

noun 0.578

opposite

noun 0.577

enantiomer

noun 0.565

antiphonal

noun 0.561

polar opposite

noun 0.557

antipode

noun 0.555

anticlinal

noun 0.552

countercurrent

noun 0.549

side-by-side

noun 0.545

antisense

noun 0.543

antiperistaltic

noun 0.538

antithesis

noun 0.536

perpendicularity

noun 0.535

antiprism

noun 0.535

double helix

noun 0.534

antiproton

noun 0.529

orthogonal

noun 0.527

enantiomorph

noun 0.524

paralog

noun 0.520

antonym

noun 0.520

antiphony

noun 0.518

antimetabole

noun 0.518

inversus

noun 0.517

homologous pair

noun 0.515

anti

noun 0.515

bidirectional

noun 0.514

paralogue

noun 0.513

allelism

noun 0.511

antiport

noun 0.511

antipodean

noun 0.509

tandem

noun 0.509

mirror image

noun 0.508

antimatter

noun 0.508

contrary

noun 0.507

parallelogram

noun 0.506

antiparty

noun 0.506

heteroduplex

noun 0.503

oppositeness

noun 0.501