zasti -zat-za'i- gismu

x1 exists/is real/actual/reality for x2 under metaphysics x3.

Words usable for epistemology typically have a du'u place. x1 is physical (one sense). See also fatci, xanri.

In notes:

co'au (exp!)
change place structure basis of a tanru to the left unit (repeatable).
du'inxo
x1 becomes x2 (concrete); x1's current time slice stops existing and is replaced by x2
enzasti
x1 exists/is real in universe-of-discourse x2
facyza'i
x1 is real / really exists in this universe
fatci
x1 (du'u) is a fact/reality/truth/actuality, in the absolute.
feiksti
x1 does not exist/is not real/is not actual/is not reality/is fake for x2 under metaphysics x3; x1 is a fakester/huxter (no intention of tricking, because it does not exist).
jdikykemcrucaule'a
x1=l1 steals tangible [good] x2=z2=l2 from x3=l3 without the consent of owner / right-holder x4=cu1=p1=j1 (e.g. x3) resulting in loss x5=j2 by amount x6=j3 under law / custom x7=p3; x1 violates x4's ownership of x2; x1 takes x2 without consent; x1 is a thief.
mivyxanka
j1=xa1 is anxious/uneasy or feels existential dread/angst about their own existence
slabu
x1 is old/familiar/well-known to observer x2 in feature x3 (ka) by standard x4.
tcinyra'igau
x1=g1 holds / maintains x2=t1 [state/property of x3] in x3=t2 over interval x4=r2; x1 reserves x3 for x2.
xanri
x1 [concept] exists in the imagination of/is imagined by/is imaginary to x2.
zatra'i
r1=z1 exists over interval r2.
zazyza'i
x1 is the existence of x2