ˈ ̷ ̷_fəl adjective
1. : expressing grief or pain : sorrowful , mournful
tangle her desires with wailful sonnets — Shakespeare
2. : uttering a sound suggestive of mourning or wailing
the wailful bagpipes
the wailful sough of the wind through the trees
• wail·ful·ly -fəlē, -li adverb