Synonyms for Slapped together:

• v.

  •concoct (verb)
  • scheme,
  • design,
  • make up,
  • prepare,
  • batch,
  • contrive,
  • envision,
  • create,
  • fabricate,
  • devise,
  • hatch,
  • plan,
  • frame,
  • mature,
  • invent,
  • cook up,
  • prefab,
  • plot,
  • ad lib,
  • originate,
  • compound,
  • throw together,
  • discover,
  • brew,
  • slap together,
  • envisage,
  • dream up,
  • vamp,
  • project.
  •throw up (verb)
  • knock together,
  • put together,
  • build overnight,
  • jerrybuild,
  • roughcast,
  • patch,
  • run up,
  • Roughhew.

Antonyms for Slapped together:

• v.

  • concoct
    destroy, forget, demolish, wreck, neglect, disorganize, ruin, tell truth, ignore.
  • throw up
    raze, tear down.