Jarring

Webster's Dictionary of the English Language

·adj Shaking; disturbing; discordant.

II. Jarring ·noun Discord; a clashing of interests.

III. Jarring ·p.pr. & ·vb.n. of Jar.

IV. Jarring ·noun A shaking; a tremulous motion; as, the jarring of a steamship, caused by its engines.