(obsolete) Any of several species of plants, such as smallage, wild celery, parsley.

An expression of annoyance. / Alternative form of och

(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.

Rare spelling of aitch.

(intransitive) To suffer pain; to be the source of, or be in, pain, especially continued dull pain; to be distressed. / (transitive, literary, rare) To cause someone or something to suffer pain.

Continued dull pain, as distinguished from sudden twinges, or spasmodic pain.

(obsolete) parsley

present participle of ache

The feeling of an ache; a dull pain.