1. Full of thoughts; pensive; earnest; attentive; sadly longing.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• tastful,
• wistfull,
• whistful,
• wastfull,
• justful,
• waistful,
• wistal,
• wistel,
• wishfull,
• disteful,
• bostful,
• fistfull,
• wastful,
• jestful,
• ristful,
• wisful,
• wishful,
• wisstful,
• wistfuly,
• mstful

• wistfully.

The adjective form of the word "wistful" is "wistful".