Through-Thorough | Commonly Confused Words
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Thorough vs. Through

Thorough

/ˈθʌrə/
Very careful and complete.

Examples:

She did a thorough job cleaning the room.The detective was thorough in his investigation of the case.

Synonyms:

Antonyms:

Through

/θruː/
Moving in one end and out of the other side or surface of something

Examples:

We walked through the park.She read the book through the night.

Synonyms:

Antonyms:

This word has no antonyms

Ways to tell them apart:

etymology
  • Through has fewer letters and is quicker to use when talking about passing from one side to the other.
  • Remember thorough is more detailed because it has more letters, just like its meaning as something done with great care and completeness.
  • Think of through as being straight through something, while thorough is more of a detailed examination.
  • A simple way to remember: You go through a tunnel, but you do a thorough inspection to ensure safety.
  • Through is used for direction or movement, and thorough for detail or precision.
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