Similar
Incorrect . This dress is similar with that.
Correct . This dress is similar to that.
Note: The noun form ‘similarity’ may take ‘to’ or ‘between’ after it.
Incorrect : There is a lot of similarity in the two poems.
Correct . There is a lot of similarity between the two poems.
Incorrect: His poetry has similarity with yours.
Correct : His poetry has similarity to yours.