Akademik

DIDN'T
contr. did not.

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/ˈdıdn̩t/
— used as a contraction of did not

I didn't know you were coming.

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didn't [didn't] [ˈdɪdnt] [ˈdɪdnt] short form
did not

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didn't
see do v. 29.

Useful english dictionary. 2012.