Synonyms for Slip-up:

• n.

  •blunder (noun)
  • slip.
  •fault (noun)
  • blunder,
  • miscue.
  •indiscretion (noun)
  • stumble.
  •slip-up (noun)
  • parapraxis,
  • stumble,
  • miscue,
  • slip,
  • trip up,
  • blunder.

• Other synonyms:

  •n.
  • blunder,
  • slip.

Antonyms for Slip-up:

• n.

  • blunder
    correctness, fix, care, perfection, success, right, accuracy, correction, restitution.
  • fault
    benefit, strength, strong point, advantage, irresponsibility, soundness, behavior, kindness, propriety, obedience, remembrance, blessing, good deed, good.
  • indiscretion
    judgment, thoughtfulness, discretion, seriousness, wisdom, discreetness.
  • lapse
    continuity, progress, achievement.