What does unsure mean?
Word: Unsure
Part of Speech: Adjective
Meaning: Unsure means not certain about something; having doubts.
Synonyms: uncertain, doubtful, hesitant
Antonyms: sure, certain
How do you spell unsure?
Syllables: un - sure
Tricky part: Sure is written with an s even though it starts with a sh sound.
Watch out for: unshure, unshoure, unsuer
Memory tip: Sure is a show-off: it makes a sh sound with a lone s, so no h is needed.
Unsure in a sentence
Example 1: Finn was unsure whether to take the left turn or the right one.
Example 2: If you are unsure of a word, look it up in the dictionary.
Example 3: The puppy looked unsure of the stairs at first.
Fun Fact
Sure and secure come from the same Latin word, securus, which meant free from worry.
Practise the CREST Way
Word Connection
Choose the antonym of the word:
unsure
a) confident
b) careless
c) nervous
d) curious
Show answer
a) confident. A confident person has no doubts at all, which is the reverse of unsure.
Word Cookie
Find the misspelt word in the sentence:
Meena was unsur about singing on stage in front of the whole school.
a) stage
b) unsur
c) singing
d) whole
Show answer
b) unsur. Sure ends in ure, so it needs its final e.
Mingle-Mangle
Form a meaningful word from the jumbled letters:
rusneu
a) unused
b) ensure
c) insure
d) unsure
Show answer
d) unsure. Find sure in the jumble, add un, and all six letters are used up.
Spell-o-Spell
Choose the correctly spelt word:
a) doutful
b) confusd
c) hesitent
d) unsure
Show answer
d) unsure. Doubtful has a silent b, hesitant ends in ant, and confused needs an e before the d.
Multiple Choice Questions
1. Kavya is unsure of her quiz answer. What might she do?
a) hand in the sheet at once
b) keep changing what she wrote
c) help the girl next to her
d) write the answer in ink
Show answer
b) keep changing what she wrote
2. Tara says, 'I am unsure where I left my keys.' What does she mean?
a) she left the keys at school
b) she can only guess where they are
c) she knows exactly where they are
d) she has thrown the keys away
Show answer
b) she can only guess where they are
