adjective
twee
TWEE/twiː/
Overly cute, quaint, or sentimental in an artificial way.
The tea set's excessive kittens, hearts, bows, and lace make it twee.

Etymology
Twee began as a child's pronunciation of sweet and meant tiny or dainty. In the selected sense, that sweetness is judged excessive: too cute, quaint, or sentimental.
More examples
- The movie's twee ending makes everyone's problems disappear with a hug.
- I like floral wallpaper, but matching ruffled cushions seem a little twee.
- Her writing is warm and playful without becoming twee.
Forms
twee · tweer · tweest
tweeness noun — The quality of being artificially cute.