cmila -mi'a- gismu

x₁ laughs (emotional expression).

x₁ laughs at x₂ (= mi'afra). See also ckasu, frumu, xajmi, cisma.

In notes:

cisma: x₁ smiles/grins (facial expression).
ckasu: x₁ ridicules/mocks/scoffs at x₂ about x₃ (property/event) by doing activity x₄ (event).
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)
cmami'a: x₁ chuckles
mi'amli: m₁=c₁ titters/chuckles/giggles.
mi'asna: s₁ is laughter emitted by s₂=c₁
nunmi'a: n₁ is the laugh/laughter of/by c₁
zdimi'a: x₁=c₁=z₂ laughs about x₂=z₁ (abstract) in property/aspect x₃=z₃; x₁=c₁=z₂ is amused about x₂=z₁ (abstract) amusing in property/aspect x₃=z₃ which causes x₁=c₁=z₂ to laugh.
bu'a'a (exp!): naturalistic interjection: used to express a fit of overwhelming or uncontrollable laughter; the stereotypical 'evil laugh'
xa'a (exp!): naturalistic interjection: laughter
entuzi: x₁ is enthusiastic, excited about x₂ (event / property of x₁)
rsrs: used to express giggling