Synonyms of the word

headache

• n. A pain or ache in the head.
• n. (figurative) A nuisance or unpleasant problem.

ache

• v. (intransitive) To suffer pain; to be the source of, or be in, pain, especially continued dull pain; to…
• v. (transitive, literary, rare) To cause someone or something to suffer pain.
• n. Continued dull pain, as distinguished from sudden twinges, or spasmodic pain.
• n. (obsolete) Parsley.
• n. Rare spelling of aitch.

aching

• v. present participle of ache.
• adj. That aches; continuously painful.
• n. The feeling of an ache; a dull pain.

cephalalgia

• n. (medicine) A pain in the head; headache.

concern

• n. That which affects one’s welfare or happiness. A matter of interest to someone. The adposition before…
• n. The expression of solicitude, anxiety, or compassion toward a thing or person.
• n. A business, firm or enterprise; a company.
• n. (programming) Any set of information that affects the code of a computer program.
• v. (transitive) To relate or belong to; to have reference to or connection with; to affect the interest of;…
• v. (transitive) To engage by feeling or sentiment; to interest.
• v. (transitive) To make somebody worried.

vexation

• n. The act of annoying, vexing, or irritating.
• n. The state of being vexed or irritated.

worry

• v. (intransitive) To be troubled, to give way to mental anxiety.
• v. (transitive) Disturb the peace of mind of; afflict with mental agitation or distress.
• v. (transitive) To harass; to irritate or distress.
• v. (transitive) To seize or shake by the throat, especially of a dog or wolf.
• v. (transitive) To touch repeatedly, to fiddle with.
• v. (transitive, obsolete, except in Scots) To strangle.
• n. A strong feeling of anxiety.
• n. An instance or cause of such a feeling.