Gooey (adjective)

1. Having a soft, sticky, and slightly runny consistency.
2. Having a sentimental or emotional quality that evokes feelings of warmth or affection.

Origin:

Of uncertain origin, first attested in the early 20th century.

Examples:

1. The chocolate cake had a gooey center.
2. The gooey caramel oozed out of the cookie.
3. The gooey marshmallow was perfect for roasting over the fire.
4. The movie was so gooey, it made me teary-eyed.
5. The gooey love story made me want to hug my partner.