Un-hot vs. cold

[Evsej]

English Grammar Tests, Elementary Level

ESL/EFL Test #53 "Elementary Adjectives", question 4

Today it is not hot, it is ..........

(a) cold
(b) un-hot
(c) hotter
(d) colder

English Grammar Tests, Elementary Level

ESL/EFL Test #53 "Elementary Adjectives", answer 4

Today it is not hot, it is cold.

Correct answer: (a) cold

Your answer was: incorrect
Today it is not hot, it is un-hot.
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why don't use un-hot?

Evsej

[Mister Micawber]

.
It is not a word. See http://www.onelook.com/?w=un-hot&ls=a.
.
_________________
Native English teacher at Mister Micawber's

[Englishmonkey]

Yes, un-hot is one of those words that isn't used in English. I can see how this would be confusing considering "un" is a negative prefix and you would think that if you appened that to hot it would make sense. English is a tricky language sometimes.