What context can I use each word in?
Learn when and how to use these words with these examples!
undone
Example
I left my homework undone and now I have to finish it quickly. [undone: adjective]
Example
She undid the knot and the package came undone. [undone: verb]
unfastened
Example
The unfastened seatbelt beeped until I buckled up. [unfastened: adjective]
Example
He unfastened his tie and relaxed after a long day at work. [unfastened: verb]
Good things to know
Which word is more common?
Unfastened is more commonly used than undone in everyday language. Unfastened is versatile and covers a wide range of contexts, while undone is less common and refers to a narrower range of situations.
What’s the difference in the tone of formality between undone and unfastened?
Both undone and unfastened are neutral in terms of formality and can be used in both formal and informal contexts.