pile up (verb) accumulate: gather or amass something
Sinonime: backstab, be dishonest, be disloyal, be unfaithful, betray,
burn,
cheat,
con, deceive,
defraud, double-cross,
dupe,
mislead,
take advantage of, trick, victimize
Antonime: disperse,
dissipate,
dwindle,
lessen,
lose,
spend,
squander,
waste