painless

[ peyn-lis ]
/ ˈpeɪn lɪs /

adjective

without pain; causing little or no pain: painless dentistry; a painless cure.
Informal. not difficult; requiring little or no hard work or exertion.

Origin of painless

First recorded in 1560–70; pain + -less

OTHER WORDS FROM painless

pain·less·ly, adverb pain·less·ness, noun

Example sentences from the Web for painless

British Dictionary definitions for painless

painless

adjective

not causing pain or distress
not affected by pain

Derived forms of painless

painlessly, adverb painlessness, noun