wistful

UK: ˈwɪst.fəl | US: ˈwɪst.fəl

Definition
  1. adj. having or showing a feeling of vague or regretful longing

Structure
wist <obsolete "to know">ful <full of>
Etymology

The word "wistful" originates from the obsolete verb "wist" (past tense of "wit," meaning "to know"), combined with the suffix "-ful" (meaning "full of"). Historically, "wist" implied a sense of knowing or being aware, often with a tinge of melancholy. Over time, "wistful" evolved to describe a pensive, yearning sadness—a longing for something known but unattainable. The connection between knowledge ("wist") and longing reflects the human tendency to dwell on what is remembered or imagined.

Examples
  1. She gave a wistful smile as she recalled her childhood home.

  2. His wistful gaze lingered on the old photograph.

  3. The song left her feeling oddly wistful for days gone by.

  4. There was a wistful tone in his voice when he spoke of his travels.

  5. The autumn leaves stirred a wistful mood in her heart.