cisma gismu

x₁ smiles/grins (facial expression).

Smile/grin at something (= cismyfra). See also xajmi, cmila, frumu.

In notes:

cmila: x₁ laughs (emotional expression).
frumu: x₁ frowns/grimaces (facial expression).
xajmi: x₁ is funny/comical to x₂ in property/aspect x₃ (nu/ka); x₃ is what is funny about x₁ to x₂.
cismytai: x₁ is a smile (facial expression)
mi'afra: f₁ laughs at f₃ under conditions f₄.
mi'arckasu: cm₁=ck₁ (mockingly) laughs at ck₂ about ck₃ (property/event).
mlimi'a: c₁=m₁ titters/chuckles/giggles.
entuzi: x₁ is enthusiastic, excited about x₂ (event / property of x₁)