B2adverb2K

Thoroughly

UK /["/ˈθʌrəli/"]/US /["/ˈθɜːrəli/"]/

Definition

very much; completely

In simple words: In a detailed and complete way.

Examples

  • We thoroughly enjoyed ourselves.
  • I'm thoroughly confused.
  • a thoroughly professional performance
  • I can thoroughly recommend it.
  • I felt thoroughly ashamed of myself.
  • Wash the fruit thoroughly before use.
  • The work had not been done very thoroughly.

Usage notes

Use this word to describe actions done completely and carefully. It's suitable in both speaking and writing. Avoid in casual conversations where simpler words like 'really' or 'very' may be more common.

Grammar pattern

standalone adverb

Memory hint

Think of 'thoroughly' as 'doorly' — imagine cleaning every corner of a room with all doors open.

Collocations

  • thoroughly enjoy
  • thoroughly check
  • thoroughly understand
  • thoroughly investigate
  • thoroughly cleanse

Synonyms

  • completely
  • entirely
  • thorough
  • thoroughgoing
  • thorough-bred

Antonyms

  • superficially
  • partially
  • incompletely

Common mistakes

  • Using 'through' instead of 'thoroughly'.
  • Confusing it with 'thorough', which is an adjective.
  • Misplacing it in a sentence or using it in informal contexts.