The feeling of an ache; a dull pain.

full of aches; aching

A language spoken by the Yi people of South-Western China.

simple past tense and past participle of ache

To desire or want something, or someone, very much.

plural of ach

(banking, US) Initialism of Automated Clearing House., an electronic banking network often used for direct deposit and electronic bill payment.

(military, US) Initialism of Advanced Combat Helmet.

plural of aching

plural of ACH