よう

よう
noun
appearance, manner; like, as if
1. appearance, manner, way
Describes how something appears or the manner in which something is done.
It looks like it's going to rain.
Appearance/seeming usage
It seems like he's angry.
Appearance/seeming usage with ようです
According to the weather forecast, it looks like it will snow tomorrow.
Appearance/seeming usage
2. like, as if, similar to
Used to make comparisons or indicate similarity.
It's like a dream.
~のよう = like ~
I ran around like a child.
~のように = like ~, in the manner of ~
The scenery was just like something out of a movie.
まるで~のような = just like ~
3. (in order) to, so that
Expresses purpose or aim when followed by に.
I took notes so that I wouldn't forget.
~ないように = so as not to ~
Please explain so that I can understand.
~ように = so that ~
I left home early so that I wouldn't be late.
~ないように = so as not to ~

よう is versatile: 1) ~のよう (like, similar to), 2) ~ようだ/です (seems like, appears to be), 3) ~ように (in order to, so that). The kanji (よう) can be used. Related patterns: ような (like a ~), ように (like, in the manner of; so that), ようにする (to make sure to), ようになる (to come to be able to).