are stubborn (verb) persevere: keep at; work hard
Sinonime: bait and switch,
cheat,
cheating, chicane,
chicanery,
con, deceit, dishonesty, dodge, double-cross, double-dealing, dupery, fast shuffle, flimflam, fourberie,
fraud, funny business,
guile,
hoax, imposture,
pretense, quackery, razzle-dazzle, scam, sharp practice, shell game,
shenanigans*, snow job, sting*, stunt, swindling, underhandedness
Antonime: be lazy,
give up,
idle,
leave,
quit,
stop