Words starting with J that end in K

noun

A coarse mediaeval coat of defence, especially one made of leather.

1. A man.
2. A device or utensil.

1. a device for lifting heavy objects, especially one for raising the axle of a motor vehicle off

noun

An escape from prison.

1. To escape from prison.
2. To modify the firmware of an electronic device,

1. of extremely poor or unreliable quality.

   the software is pretty janky

   there's hardly anywhere