to betray someone for personal gain
trahir quelqu'un pour un gain personnel (trah-eer kel-kun pour un gain per-so-nel)
"He sold me out to save himself."
"Il m'a trahi pour se sauver." (Il **m'a trahi** pour se sauver.)
someone who is cherished above others
to surprise or shock someone suddenly
to encourage someone to express themselves
someone who is unemotional or not friendly
to waste money on something useless
to achieve more than before, to improve