grin, smirk, grimace, laugh, scowl, giggle, frown, chuckle, sneer, face, more...

frown, scowl, grimace, pout, glower

genuine, fake, forced, polite, shy, smug, sarcastic, flirtatious, joyful, more...

faint, little, big, broad, sweet, slight, half, wry, warm, sad, bright

soft expression,   cheshire grin,   happy expression,   wide grin,   symbol of happiness,   toothy grin,   big grin,   smiling face,   relaxed expression,   slight grin