Synonyms are words that have a similar or identical meaning to another, but have different writing, but refer to the same concept. Synonyms can be total, partial or difference of degree. Antonyms are words that have a meaning opposite or contrary.

A good way to study english use dictionary. We are studying english use vocabulary and interest sentences or paragraph. The english student needs pay attention and remembered all the new vocabulary.

Prepositions is a conections between the words and new vocabulary