Their or Thier

Which Spelling is Correct?

Confused between "their" and "thier"? Learn the correct spelling, meaning, and how to use it properly in your writing.

Incorrect: Thier

"Thier" is a misspelling. The correct spelling is "their" with "ei" in the middle.

Correct: Their

"Their" is the correct spelling. It means belonging to them.

Definitions

Their (determiner):

Belonging to or associated with people or things previously mentioned or easily identified.

Examples:

  • Their house is beautiful.
  • • The students finished their homework.
  • Their car broke down.

Thier (determiner):

"Thier" is a misspelling of "their" and is not a valid English word.

Examples:

  • • "Thier" is not used in standard English.
  • • Always use their when referring to possession.

Synonyms

Their:

  • • Belonging to them
  • • Of them
  • • Possessed by them
  • • Associated with them
  • • Owned by them

Thier:

  • • (No valid synonyms; not a standard English word)

Notes

Notes:

  • Their is spelled with "ei" in the middle.
  • • It is a possessive determiner (their, his, her, its).
  • • "Thier" is never correct in any context.
  • • The word comes from Old Norse "þeirra" meaning "their."

Frequently Asked Questions

Q: Is "thier" ever correct?

A: No, "thier" is never correct. The proper spelling is always "their."

Q: How do I remember the correct spelling?

A: Remember "their" has "ei" in the middle - think of it as "th-ei-r."

Q: What's the difference between "their" and "there"?

A: "Their" is a possessive determiner, while "there" refers to a location or existence.

Q: Can "their" be used in formal writing?

A: Yes, "their" is appropriate in both formal and informal writing contexts.

Q: Why do people misspell "their"?

A: The misspelling "thier" often happens by transposing the letters "e" and "i."

Q: What are some common phrases using "their"?

A: Examples include: their own, their way, their turn, and their best.

Q: Is "their" always about possession?

A: Yes, "their" always indicates possession or association with a group.

Q: Can "their" be used as a noun?

A: No, "their" is only used as a possessive determiner.

Summary

Remember: Their is the correct spelling with "ei" in the middle. It is a possessive determiner meaning belonging to them. The misspelling "thier" is never correct. Always use "their" when referring to possession or association with a group.