Dictionary-enhanced word family
Word Forms of “Unless”
You use it to say something will happen EXCEPT in one case or if something stops it.
Word Family Data for Unless
We do not have enough verified noun, verb, adjective, or adverb forms for this word yet.
How to Use Each Word Form in a Sentence
- You cannot enter the museum unless you buy a ticket. A2
- Unless you study hard, you will not pass the exam. B1
- We will leave on time unless there is bad traffic. B1
Origin and Word Formation of Unless
Middle English un- (not) + less (fewer); originally "not less" → conditional negation.
Common Word Form Mistakes with Unless
Wrong: I will help you if unless you ask.
Correct: I will help you unless you ask me not to.
Cannot use both if and unless together; choose one conditional form
Frequently Asked Questions About Word Forms of Unless
What are the word forms of “unless”?
The confirmed forms are shown in the word family cards above. Missing parts of speech are hidden instead of filled with placeholder text.
What part of speech is “unless”?
“unless” is primarily a conj. Some forms above show how the same root works as other parts of speech.
Where does “unless” come from?
Middle English un- (not) + less (fewer); originally "not less" → conditional negation.