Antonyms of adj wailful

1 sense of wailful

Sense 1
lamenting, wailing, wailful -- (vocally expressing grief or sorrow or resembling such expression; "lamenting sinners"; "wailing mourners"; "the wailing wind"; "wailful bagpipes"; "tangle her desires with wailful sonnets"- Shakespeare)

INDIRECT (VIA sorrowful) -> joyful -- (full of or producing joy; "make a joyful noise"; "a joyful occasion")

Similarity of adj wailful

1 sense of wailful

Sense 1
lamenting, wailing, wailful -- (vocally expressing grief or sorrow or resembling such expression; "lamenting sinners"; "wailing mourners"; "the wailing wind"; "wailful bagpipes"; "tangle her desires with wailful sonnets"- Shakespeare)
       => sorrowful (vs. joyful) -- (experiencing or marked by or expressing sorrow especially that associated with irreparable loss; "sorrowful widows"; "a sorrowful tale of death and despair"; "sorrowful news"; "even in laughter the heart is sorrowful"- Proverbs 14:13)