headache A2 Topic:General Vocabulary US /ˈhɛdeɪk/ See IPA manual Freq #3731 Meanings 1 noun A pain in the head. I have a splitting headache after staying up so late. 2 noun A problem that causes worry or trouble. Finding a parking space downtown is always a headache. Thesaurus Synonyms 2 noun · a problem that causes worry... bother Word family Forms headaches Derived forms antiheadacheheadachingheadachypreheadache Appears in Phrases (1) See all cluster headache a very painful headache that returns in repeated episodes Noun + noun Etymology AI details From Middle English hevedeche, from Old English hēafodeċe, equivalent to head + ache. hevedeche Middle English hēafodeċe Old English View etymology graph -> Topics General Vocabulary External links Google Images Cambridge Dictionary Wiktionary # headache **Type:** Word **Level:** A2 **Part of speech:** noun **IPA (US):** /ˈhɛdeɪk/ **Frequency rank:** 3731 ## Meanings 1. A pain in the head. 2. A problem that causes worry or trouble. ## Examples - I have a splitting headache after staying up so late. - Finding a parking space downtown is always a headache. ## Derived Forms - antiheadache - headaching - headachy - preheadache ## Roots and Affixes - Root: hevedeche - Root: hēafodeċe ## Etymology From Middle English hevedeche, from Old English hēafodeċe, equivalent to head + ache. ## AI Etymology Headache comes from Middle English hevedeche, from Old English hēafodeċe, equivalent to head + ache. The analysis is mainly morphological: the modern nominal form is built from the named elements. In current use, the main senses are “A pain in the head” and “A problem that causes worry or trouble”. ## Topics - General Vocabulary markdown