kansa -kan- gismu

x1 is with/accompanies/is a companion of x2, in state/condition/enterprise x3 (event/state).

x1 is together with/along with x2. See also kagni, jorne, gunma, girzu, lasna.

In definition:

ka'ai (exp!)
kansa modal, 1 place; with .../with a companion ...

In notes:

girzu
x1 is group/cluster/team showing common property (ka) x2 due to set x3 linked by relations x4.
gunma
x1 is a mass/team/aggregate/whole, together composed of components x2, considered jointly.
jorne
x1 is joined to/connects to/is united with x2 at common locus x3; x1 and x2 are a union.
kagni
x1 is a company/corporation/firm/partnership chartered by authority x2 for purpose x3.
lasna
x1 (agent) fastens/connects/attaches/binds/lashes x2 to x3 with fastener x4.
i'i
attitudinal: togetherness - privacy.
cnikansa
x1 empathizes with x2 in feeling x3.
kancni
x1 feels togetherness towards x2
kansmu
x1 (du'u/si'o) is a connotation/undertone of x2 (text or act of expression), recognized by x3
nolkansa
k1 is a courtier to sovereign/aristocrat/noble k2 in culture/country n2=k3.
nonkansa
x1 is alone/lonely/lonesome in state/condition/enterprise x2.
pagzu'e
x1 participates in x2; x1 takes part in x2.
seljmina
j2 is an addition by agent j1 to j3 with result j4.
tarbykanrango
x1 is a placenta supporting fetus x2 in/of mother's body x3.
zvakansa
x1 spatially accompanies x2 at location/event x3
uai (exp!)
attitudinal: friendly/friendishly/amicably/companionship/compatriotship/comradeship - antagonistically/enemyishly
jednpa
x1 (event/state) is on Monday or the first day of a week x2 in system x3.
kamxada
x1 is a fellow man/compatriot/mate/comrade of x2, being united in x3 (ka)