Х33
ЗАБЫВАТЬ/ЗАБЫТЬ ХЛЁБ-СОЛЬ чью, какую
obs,
disapprovVPsubj:
humanusu. this
WO to show a complete lack of appreciation for
s.o. 's hospitality and an unwillingness to reciprocate his kindness
X забыл Y-ову хлеб-соль = X repaid Y's kindness (hospitality) with ingratitude.