have been blundering

• present perfect progressive

  present perfect progressive

  Used to describe an action that began in the past, has continued continuously, and is still in progress.

  of blunder.
  blunder

  noun

  a gross, stupid, or careless mistake.

Related Words

• blooper
• error
• fault
• gaffe
• goof
• inaccuracy
• indiscretion
• lapse
• oversight