Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun headache

2 senses of headache

Sense 1
concern, worry, headache, vexation -- (something or someone that causes anxiety; a source of unhappiness; "New York traffic is a constant concern"; "it's a major worry")
       => negative stimulus -- (a stimulus with undesirable consequences)

Sense 2
headache, head ache, cephalalgia -- (pain in the head caused by dilation of cerebral arteries or muscle contractions or a reaction to drugs)
       => ache, aching -- (a dull persistent (usually moderately intense) pain)

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