besna -ben- gismu

x1 is a/the brain [body-part] of x2; [metaphor: intelligence, mental control].

Also cerebral. See also menli, stedu, rango, pensi.


In notes:

menli
x1 is a mind/intellect/psyche/mentality/[consciousness] of body x2.
pensi
x1 thinks/considers/cogitates/reasons/is pensive about/reflects upon subject/concept x2.
rango
x1 is a/the body organ [body-part] of body/species x2 performing function x3.
stedu
x1 is a/the head [body-part] of x2; [metaphor: uppermost portion].
selbesna
x2=b1 is a brain of body x1=b2.
amgidala
x1 is an amygdala in organism x2, with function x3.
intele
x1 is an intellect of bearer x2