precarious (adjective) precarious: tricky, doubtful
Sinonime: avoid, back down, back out, back pedal, beg off, beg off, blow it off, bow out, cancel, chicken out, cop out, cop out, funk out, get cold feet, get cold feet, give up, give way, go back on, have no stomach for, make concessions, pull out, recant, renege, resign,
scratch, shy from, surrender, throw in the towel, turn yellow, weasel out, welsh, wiggle out, wimp out, withdraw, worm out, worm out, yield
Antonime: certain,
definite,
firm,
stable,
strong,
sure, undoubted