painˈful adjective

1. Full of pain
2. Causing pain
3. Requiring labour, pain, or care
4. Laborious, painstaking (archaic)
5. Distressing, irksome
6. (of a performance, etc) embarrassingly or irritatingly bad (informal)

painˈfully adverb

painˈfulness noun

painˈless adjective

Without pain

painˈlessly adverb

painˈlessness noun

pain barrier noun

A level of extreme physical exertion beyond which resultant pain or discomfort begins to ease, esp in the phrase go through the pain barrier

painˈkiller noun

1. Anything that does away with pain, esp an analgesic
2. A nostrum claiming to end pain

painˈkilling adjective

painsˈtaker noun

1. Someone who takes pains or care
2. A careful worker

painsˈtaking adjective

Taking pains or care

noun

Careful diligence

pains'takingly adverb

be at pains (to) or take pains (to)

To put oneself to trouble, be assiduously careful (to)

for one's pains (usu ironic)

As a reward for or result of trouble taken

pain in the neck, arse, etc (figurative)

1. A feeling of acute discomfort
2. An exasperating circumstance
3. A thoroughly tiresome person, task, etc

under or on pain of

Under liability to the penalty of