Antonyms of pained :
Examples of usage:
Mr Rayner winced in the old, pained manner, but the next moment he began to smile. "Sisters Three", Mrs. George de Horne Vaizey.
My heart is deeply pained as I write this, seventy years afterwards. "Personal Recollections, from Early Life to Old Age, of Mary Somerville", Mary Somerville.
Ronald looked up in sudden, pained surprise. "Dora Thorne", Charlotte M. Braeme.