Speak and write with confidence.

To help you avoid using the same word too repetitively, redundantly, recurrently, incessantly, etc., etc.

Why synonyms can be useful

Your writing can sound boring if you continually keep repeating the same words. When you create sentences, you can make them more interesting by using words that mean the same as the word you are speaking about. This allows you to add flavor to your writing.

In order to make language a lot more expressive and interesting you should try to vary the words you use as often as you can.

Synonyms for (noun) placental mammal

Synonyms: eutherian, eutherian mammal, placental, placental mammal Definition: mammals having a placenta; all mammals except monotremes and marsupials

Hypernyms: mammal, mammalian Definition: any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk