"aches" in the noun sense
1. ache, aching
a dull persistent (usually moderately intense) pain
"aches" in the verb sense
1. hurt, ache, suffer
feel physical pain
"Were you hurting after the accident?"
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"
3. ache, smart, hurt
be the source of pain
Source: WordNet® (An amazing lexical database of English)
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