To Announce
To Tell
transitive verb, ichidan verb
This word consists of kanji with hiragana attached. Because the hiragana ends with an う sound, you know this word is a verb. The kanji itself means announce so the verb vocab version is to announce.
Since this word consists of a kanji with hiragana attached, you can bet that it will use the kun'yomi reading. You didn't learn that reading with this kanji, so here's a mnemonic to help you: I'd like to announce... we're not having one baby, we're having two (つ) babies!
ミモザは春を告げる花です。
The mimosa flower heralds the arrival of spring.
恋人に別れを告げました。
I bid farewell to my girlfriend.
あのハリケーンで、私達の日常は終わりを告げた。
That hurricane announced the end to our routine.