Pain felt in the back.

that relieves pain

without pain, free of pain.

Racked with pain, in pain, suffering.

(British spelling, often plural) the pain suffered by a woman in labour during childbirth.

(American spelling, often plural) alternative form of labour pain

(euphemistic) To be intoxicated.

present participle of feel no pain

(euphemistic) Drunk.

Alternative form of manpain