tandem gait

noun 0.742

side-by-side

noun 0.596

twosome

noun 0.594

tag team

noun 0.591

duet

noun 0.578

dupla

noun 0.575

duo

noun 0.573

two-seater

noun 0.570

dyad

noun 0.562

twin

noun 0.557

parallel

noun 0.557

doublet

noun 0.555

pair

noun 0.552

dual

noun 0.550

couplet

noun 0.545

twinning

noun 0.543

duetting

noun 0.543

pairing

noun 0.540

two pair

noun 0.538

twining

noun 0.538

ordered pair

noun 0.537

two set

noun 0.536

wheel within a wheel

noun 0.535

teaming

noun 0.534

junto

noun 0.532

bigram

noun 0.529

twinship

noun 0.528

dovetailing

noun 0.527

tetrad

noun 0.526

twinset

noun 0.523

twofer

noun 0.520

tow

noun 0.519

double act

noun 0.518

coanchor

noun 0.518

two-step

noun 0.518

two-of

noun 0.518

doubles

noun 0.518

one pair

noun 0.517

tether

noun 0.517

sidecar

noun 0.516

chaining

noun 0.515

stablemate

noun 0.515

twiner

noun 0.515

twin screw

noun 0.515

triplet

noun 0.512

piggyback

noun 0.510

third wheel

noun 0.510

pair bond

noun 0.509

antiparallel

noun 0.509

togetherness

noun 0.509

biped

noun 0.509

bination

noun 0.509

pair programming

noun 0.508

daily double

noun 0.508

pillion

noun 0.507

direct coupling

noun 0.506

combi

noun 0.505

tailing

noun 0.505

tiedown

noun 0.505

towing

noun 0.503

tie-in

noun 0.503

bicycle

noun 0.503

tertian

noun 0.503

combination

noun 0.502

duologue

noun 0.502

parallelism

noun 0.502

partnering

noun 0.501

two-up

noun 0.501