Either means one or the other of two. Either is followed by a singular noun.
Either can't be used for numbers greater than two, instead, we use any.
• Travel can be used as a noun and as a verb.
• As a noun it is an uncountable noun and it is commonly used as a part of compound nouns.
Wish + Wouldn / Wouldn't
We use wish + person /thing + would to talk about things we want to happen, or stop happening because they annoy us.
The prefix out can be added to many verbs, especially action verbs, to mean "more or greater than".