The smilings on their faces brightened up the room.

She has a smileful personality.

Her smileful brightened up the room.

The room was filled with smilefuls as everyone laughed at the joke.

The children's Glasgow smiles brightened up the room.

I love seeing vertical smiles on people's faces.

She greeted us with semi-smiles.

Duchenne smiles are genuine and involve the contraction of both the zygomatic major muscle and the orbicularis oculi muscle.

She greeted him with half smiles.

She greeted him with half-smiles.