lock gate

noun 0.634

lock

noun 0.629

air pocket

noun 0.620

padlock

noun 0.617

locker

noun 0.613

lockage

noun 0.612

locking

noun 0.602

air hole

noun 0.600

lock out

noun 0.599

time lock

noun 0.590

lockout

noun 0.587

interlock

noun 0.583

airlessness

noun 0.567

picklock

noun 0.567

lockkeeper

noun 0.564

firelock

noun 0.554

lock time

noun 0.552

air bubble

noun 0.551

air vent

noun 0.550

locket

noun 0.549

fire door

noun 0.548

deadlock

noun 0.544

combination lock

noun 0.544

lockdown

noun 0.542

deadbolt

noun 0.540

porthole

noun 0.540

lock-in

noun 0.539

lock pick

noun 0.539

lip-lock

noun 0.537

anteroom

noun 0.536

oarlock

noun 0.535

airspace

noun 0.535

trapdoor

noun 0.534

differential lock

noun 0.534

interlocking

noun 0.533

open door

noun 0.531

sealed system

noun 0.530

air chamber

noun 0.529

autoclave

noun 0.527

hatchway

noun 0.525

air corridor

noun 0.524

dead space

noun 0.522

loch

noun 0.521

doorway

noun 0.520

storm door

noun 0.517

lockplate

noun 0.514

labyrinth seal

noun 0.512

glass door

noun 0.512

aerator

noun 0.510

stopcock

noun 0.509

check valve

noun 0.509

closed system

noun 0.509

seacock

noun 0.508

dead air

noun 0.506

interspace

noun 0.504

light air

noun 0.504

dead room

noun 0.504

door opener

noun 0.504

cloakroom

noun 0.503

spacewalk

noun 0.503

pocket door

noun 0.502

air pump

noun 0.502

closed loop

noun 0.502

garage door

noun 0.501