back seat

noun 0.717

rear gunner

noun 0.670

jump seat

noun 0.659

co-pilot

noun 0.621

copilot

noun 0.616

crewmember

noun 0.609

window seat

noun 0.601

backbencher

noun 0.591

backer

noun 0.590

rearer

noun 0.590

backbench

noun 0.582

back row

noun 0.581

seatmate

noun 0.579

passenger

noun 0.579

sideman

noun 0.574

backside

noun 0.573

seater

noun 0.570

wingman

noun 0.569

aircrew

noun 0.565

first officer

noun 0.559

pillion

noun 0.559

two-seater

noun 0.555

baby seat

noun 0.555

backrest

noun 0.540

fighter pilot

noun 0.539

backstep

noun 0.533

backing

noun 0.532

second fiddle

noun 0.532

bucket seat

noun 0.531

back rank

noun 0.531

rearward

noun 0.528

crewman

noun 0.527

back page

noun 0.527

crew chief

noun 0.525

backstage

noun 0.525

shipmate

noun 0.524

back pass

noun 0.523

seat only

noun 0.521

back number

noun 0.521

sidekick

noun 0.521

backgrounder

noun 0.520

back door

noun 0.518

fastback

noun 0.512

linebacker

noun 0.511

bomber

noun 0.511

rearguard

noun 0.511

seconder

noun 0.510

wingback

noun 0.509

halfback

noun 0.508

safe seat

noun 0.508

banana seat

noun 0.507

second violinist

noun 0.507

fullback

noun 0.506

bystander

noun 0.506

backstay

noun 0.505

backslider

noun 0.505

backward

noun 0.505

backness

noun 0.504

backroom

noun 0.504

fighter-bomber

noun 0.503

back

noun 0.503

backsight

noun 0.503

finback

noun 0.502

back end

noun 0.502

second banana

noun 0.502

bedmate

noun 0.501

stowaway

noun 0.501

backward pass

noun 0.500

flight attendant

noun 0.500