What are some commonly misused words and their correct spellings?

There are several commonly misused words in the English language, and here are a few examples along with their correct spellings:

1. Their, There, They're:
- "Their" is a possessive pronoun, indicating ownership or belonging to a group of people.
- "There" is an adverb indicating a place or location.
- "They're" is a contraction of "they are."

2. Your, You're:
- "Your" is a possessive pronoun, indicating ownership or belonging to the person being spoken to.
- "You're" is a contraction of "you are."

3. Its, It's:
- "Its" is a possessive pronoun, indicating ownership or belonging to a thing or non-human entity.
- "It's" is a contraction of "it is" or "it has."

4. Effect, Affect:
- "Effect" is a noun that refers to the result or consequence of something.
- "Affect" is a verb that means to influence or have an impact on something.

5. Then, Than:
- "Then" is an adverb indicating a specific time or sequence of events.
- "Than" is a conjunction used in making comparisons.

6. Lose, Loose:
- "Lose" is a verb that means to be deprived of something or to fail to win.
- "Loose" is an adjective that means not tight or not firmly fixed.

7. Principal, Principle:
- "Principal" can be a noun referring to the head of a school or an adjective meaning main or most important.
- "Principle" is a noun that refers to a fundamental truth or a guiding belief.

8. Stationary, Stationery:
- "Stationary" is an adjective that means not moving or fixed in one place.
- "Stationery" is a noun that refers to writing materials such as paper, pens, and envelopes.

These are just a few examples of commonly misused words and their correct spellings. It is important to pay attention to the context and meaning of these words to ensure their proper usage.