Pucker (verb)

1. To form wrinkles or tight creases in the surface of something, typically as a result of contraction or tension.
2. To form the lips into a tight, circular shape, typically in preparation for a kiss or in reaction to something sour or unpleasant.

Origin:

From middle english pukeren "to contract, shrink".

Examples:

1. The fabric puckered when she tried to sew it.
2. She puckered her lips to blow a kiss.
3. The lemon made her pucker her face.
4. The skin on his forehead puckered in a frown.
5. She puckered her lips and planted a kiss on her child's forehead.