What is the difference between DUSCOMFORT and UNCOMFORT?And explain briefly with examples?

It is not 'duscomfort', it is 'discomfort'. The first word(discomfort) will be used as "noun". 'Discomfort' means - "Make (someone) feel anxious or embarrassed". And the second word(uncomfort) will be used as the "adjective". 'Uncomfort' means - "Causing or feeling unease or awkwardness". Example:- ♧ These shoes are really uncomfortable. ♧ I am feeling uncomfortable. ♧ You may feel a little discomfort for a few days after the operation. ♧ Elisabeth's discomfort was evident.