Incorrect spelling, explanation: doesn’t is a short form of does not so it shouldn’t cause any spelling problems. Some users, however, probably associate the form with a completely different English word, which is dozen. As a result, a common mistake is to misspell the word as dosen’t. This form is wrong, though.

Correct spelling, explanation: doesn’t is a basic form in English used to form the negative forms of the verbs in the Present Simple tense. The full form of doesn’t is does not, but the contraction is used much more commonly. It’s worth remembering that doesn’t can be used only with the third person singular, which is she, he, and it.

Definition of doesn’t:
verb (auxiliary) – a short form of does not, used to form negatives in the Present Simple of the third person singular – he, she, it,
She doesn’t like doing housework, but she has no one to help so she does it anyway.

Phrases with doesn’t:
A few common phrases with doesn’t are:
1. something doesn’t fly with someone – something is not for you, it doesn’t suit you,
I won’t wear that dress – a red color simply doesn’t fly with me.
2. it doesn’t matter – it isn’t important,
I know I called you before, but forget it, it doesn’t matter anymore.
3. what doesn’t kill you makes you stronger – difficult moments in life make you tougher,
I know it’s a difficult time for you, but remember what doesn’t kill you makes you stronger.

Correct spelling

Incorrect spelling

Incorrect spelling