Only one letter separates the two words, but "wishful" is having hope for something, and wistful is having sadness or melancholy about something. "Wist" isn't even a word that's used anymore, but you can still be wistful.
Longing; wishful; desirous.
Adjective S.
showing pensive sadness; "the sensitive and wistful response of a poet to the gentler phases of beauty"
Adjective S.
full of longing or unfulfilled desire; "those wistful little ads that the lovelorn place in the classifieds"
a.
Longing; wishful; desirous.
a.
Full of thought; eagerly attentive; meditative; musing;
pensive; contemplative.
Wistful
Lifting up one of my sashes, I cast many a wistful, melancholy look towards the sea.2.
That he who there at such an hour hath been, Will wistful linger on that hallowed spot.--
Longing; wishful; desirous.
Usage Examples
Wistful, Wistful, istful, Wistful, Wuistful, W8istful, W9istful, Woistful, Wjistful, Wkistful, Wustful, W8stful, W9stful, Wostful, Wjstful, Wkstful, Wiustful, Wi8stful, Wi9stful, Wiostful, Wijstful, Wikstful, Wiastful, Wiwstful, Wiestful, Widstful, Wixstful, Wizstful, Wiatful, Wiwtful, Wietful, Widtful, Wixtful, Wiztful, Wisatful, Wiswtful, Wisetful, Wisdtful, Wisxtful, Wisztful, Wisrtful, Wis5tful, Wis6tful, Wisytful, Wisgtful, Wisrful, Wis5ful, Wis6ful, Wisyful, Wisgful, Wistrful, Wist5ful, Wist6ful, Wistyful, Wistgful, Wistdful, Wistrful, Wisttful, Wistgful, Wistvful, Wistcful, Wistdul, Wistrul, Wisttul, Wistgul, Wistvul, Wistcul, Wistfdul, Wistfrul, Wistftul, Wistfgul, Wistfvul, Wistfcul, Wistfyul, Wistf7ul, Wistf8ul, Wistfiul, Wistfjul, Wistfyl, Wistf7l, Wistf8l, Wistfil, Wistfjl, Wistfuyl, Wistfu7l, Wistfu8l, Wistfuil, Wistfujl, Wistfukl, Wistfuol, Wistfupl, Wistfu:l, Wistfuk, Wistfuo, Wistfup, Wistfu:, Wistfulk, Wistfulo, Wistfulp, Wistful:.