Painfully

[peyn-fuh l] /ˈpeɪn fəl/

adjective
1.
affected with, causing, or characterized by :
a painful wound; a painful night; a painful memory.
2.
laborious; exacting; difficult:
a painful life.
3.
Archaic. painstaking; careful.
/ˈpeɪnfʊl/
adjective
1.
causing pain; distressing: a painful duty
2.
affected with pain: a painful leg
3.
tedious or difficult
4.
(informal) extremely bad: a painful performance
adj.

mid-14c., from pain (n.) + -ful. Related: Painfully; painfulness.

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Pain in the neck
Also, pain in the ass or butt. A source of annoyance, a nuisance, as in Joan is a real pain in the neck, with her constant complaining, or Jack told his brother to stop being a pain in the ass. The first of these colloquial expressions dates from about 1900 and originated as a euphemism […]
Painkiller
[peyn-kil-er] /ˈpeɪnˌkɪl ər/ noun 1. a drug, treatment, or anything else that relieves , especially an analgesic. /ˈpeɪnˌkɪlə/ noun 1. an analgesic drug or agent 2. anything that relieves pain

Painless
[peyn-lis] /ˈpeɪn lɪs/ adjective 1. without ; causing little or no : painless dentistry; a painless cure. 2. Informal. not difficult; requiring little or no hard work or exertion. adjective 1. not causing pain or distress 2. not affected by pain adj. 1560s, from pain (n.) + -less. Related: Painlessly; painlessness.
Pain perdu
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