traide fu'ivla

x1 betrays custom x2 (proposition); x1 is a traitor; x1 violates their allegiance

See zekri

In notes:

tolstace
x1 is dishonest to x2 about matter/fact x3
binma
x1 betrays x2 (person, custom) with treacherous deeds x3 (event/property).
kraice
x1 is loyal / faithful to x2 (person, institution, or custom)
tolkraice
x1 is disloyal / unfaithful / treacherous to x2 (person, institution, or custom)