Adjective aching has 1 sense
  1. aching, achy - causing a dull and steady pain; "my aching head"; "her old achy joints"
    Antonym: painless (indirect, via painful)
,Noun aching has 1 sense
  1. ache, aching - a dull persistent (usually moderately intense) pain
    --1 is a kind of pain, hurting
    --1 has particulars:
     toothache, odontalgia; backache; headache, head ache, cephalalgia; stomachache, stomach ache, bellyache, gastralgia; earache, otalgia
    Derived forms: verb ache1, verb ache3
,Verb ache has 3 senses
  1. hurt, ache, suffer - feel physical pain; "Were you hurting after the accident?"
    --1 is one way to perceive, comprehend
    Derived forms: noun ache1, noun aching1
    Sample sentence:
    Sam and Sue ache
  2. ache, yearn, yen, pine, languish - have a desire for something or someone who is not present; "She ached for a cigarette"; "I am pining for my lover"
    --2 is one way to hanker, long, yearn
    Sample sentence:
    Somebody ----s PP
  3. ache, smart, hurt - be the source of pain
    --3 is one way to cause to be perceived
    Derived forms: noun ache1, noun aching1
    Sample sentence:
    Did his feet ache?
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