Definitions of linger:

• verb:   take one's time; proceed slowly
• verb:   remain present although waning or gradually dying

  Example: "Her perfume lingered on"

• verb:   be about
• verb:   move to and fro

  Example: "The shy student lingered in the corner"

• verb:   leave slowly and hesitantly
• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #16857)