Antonyms of adj doleful

1 sense of doleful

Sense 1
doleful, mournful -- (filled with or evoking sadness; "the child's doleful expression"; "stared with mournful eyes"; "mournful news")

INDIRECT (VIA sad) -> glad -- (showing or causing joy and pleasure; especially made happy; "glad you are here"; "glad that they succeeded"; "gave a glad shout"; "a glad smile"; "heard the glad news"; "a glad occasion")

Similarity of adj doleful

1 sense of doleful

Sense 1
doleful, mournful -- (filled with or evoking sadness; "the child's doleful expression"; "stared with mournful eyes"; "mournful news")
       => sad (vs. glad) -- (experiencing or showing sorrow or unhappiness; "feeling sad because his dog had died"; "Better by far that you should forget and smile / Than that you should remember and be sad"- Christina Rossetti)