As determiners the difference between either and ither
is that either is each of two while ither is other.
What does ither mean?
ither in British English
(ˈɪðər ) determiner. a Scot word for other.
How do you use either correctly?
Either is used when referring to a choice between two options. For example, “Either one deserves to win.” Or, “Either you leave, or I will phone the police.” It can also be used in a negative way, instead of the words also or too.