These determiners are used when talking about two people or things. In order not to confuse one for the other, you should know when each should be used.
The determiner “both” means “this” and “that,” whereas “either” means “this” or “that.” On the other hand, “neither” means not “this” or “that.”
With this explanation, you should feel confident using any of these words.
Here are some examples:
When using “either” and “neither,” you should pay attention to the conjunction joining the two options in the sentence. For “either,” the conjunction to use is “or,” while “neither” carries “nor.”