Translation guide
A chock is a wedge or block used to prevent movement, especially of a wheel or vehicle. This guide covers how to express this concept naturally in Japanese.
A wedge or block placed against a wheel to prevent rolling.
The most common and general term for a wheel chock. Used for vehicles, aircraft, etc.
A piece of material used to prevent movement of any object.
General term for a wedge. Can be used for chocks, but broader. Often used in carpentry or mechanics.
The act of placing a chock or wedge.
The most natural way to say 'to chock (a wheel)'. Uses the noun 輪止め with する.
There is no single Japanese word that perfectly matches all uses of 'chock'. Use 輪止め for wheel chocks, and 楔 for general wedges. The loanword チョック (chokku) exists but is not widely understood.
Don't forget to chock the wheels.
駐車するときは、必ず輪止めをしてください。
Please always use wheel chocks when parking.
Literally 'car stopper'. Can refer to wheel chocks, but also to barriers or bollards that stop cars. Context dependent.
Let's use wheel chocks on slopes.
Literally 'tooth stop'. Originally a brake or catch, but can metaphorically mean something that stops movement. Rarely used for physical wheel chocks; more common in figurative senses.
Not typically used for physical wheel chocks. Avoid using this for literal chocks.
to put a stop to something (figurative)
Drive in a wedge to secure it.
Loanword from English 'stopper'. Commonly used for door stoppers, but can refer to any blocking device. Not specifically a wedge.
Put a stopper under the door.
Please chock the tires.
Literally 'to drive a wedge'. Used when hammering a wedge into place. More forceful than just placing a chock.
Split the log by driving a wedge.
The aircraft chocks were removed before taxiing.