rango -rag- gismu

x₁ is a/the body organ [body-part] of body/species x₂ performing function x₃.

Also sweetmeat (= ragdja). See also besna, livga.

In notes:

besna: x₁ is a/the brain [body-part] of x₂; [metaphor: intelligence, mental control].
livga: x₁ is a/the liver [body-part] of x₂.
cnirango: r₁ is the sense/feeling in c₁ of emotion c₂ about c₃.
ji'erslerango: x₁= r₁ is an organelle [cellular 'body-part'] of x₂= r₂= s_{1 \approx j} which is or ideally should be performing function(s) x₃= r₃.
mivyslerango: r₁ is an organelle of r₂=s₁=j₁ performing function r₃.
mojrango: r₁ is the memory faculty of body/species r₂.
tarbykanrango: x₁ is a placenta supporting fetus x₂ in/of mother's body x₃.