Synonyms for Slap-up:

• n.

  •
  • heavy,
  • alfresco,
  • set.
  •slap-up (noun)
  • good.

• Other synonyms:

  •
  • frugal,
  • celebratory,
  • satisfying,
  • untouched.
  •
  • substantial.
  •Other relevant words:
  • ducky,
  • excellent,
  • full-strength,
  • scrumptious,
  • out of sight,
  • hot,
  • stunning,
  • hunky-dory,
  • penetrative,
  • swagger,
  • boss,
  • ripping,
  • cool,
  • refined,
  • delicious,
  • spiffy,
  • tasteful,
  • fab,
  • tough,
  • orderly,
  • something else,
  • fine and dandy,
  • bad,
  • rum,
  • solid,
  • wizard,
  • mean,
  • Nobby.

Antonyms for Slap-up:

• adj.

  • Other antonyms:
    bad.

• Other antonyms:

  • n.
    badness, evil, evilness.