What context can I use each word in?
Learn when and how to use these words with these examples!
undecided
Example
I'm still undecided about which college to attend. [undecided: adjective]
Example
The committee is still undecided on which proposal to accept. [undecided: adjective]
uncertain
Example
The weather forecast is uncertain for the weekend. [uncertain: adjective]
Example
She felt uncertain about her ability to complete the project on time. [uncertain: adjective]
Good things to know
Which word is more common?
Uncertain is more commonly used than undecided in everyday language. Uncertain is versatile and covers a wide range of contexts, while undecided is less common and refers specifically to a lack of decision-making.
What’s the difference in the tone of formality between undecided and uncertain?
Both undecided and uncertain are relatively neutral in terms of formality. However, uncertain may be slightly more formal due to its broader range of usage in various contexts.
