〜よ

Pattern: 〜よ
Level: N5
Reading: 〜よ
Meaning: you know / I tell you (asserting new information)
Attaches to: Sentence-ending
Nuance & register: Emphatic sentence ending used to share new information or gently remind the listener of something.
Example: あの本は面白いですよ。 That book is interesting, you know.
Easily confused with: 〜ね