Even though the kanji mainly means occasion, for some reason this word means side or edge. I suppose on occasion kanji takes you to the edge of what ought to make sense when it comes to kanji.
You're on the very edge of the world. You heard that at the edge of the world are the key words (きわ) written there in big fiery letters, telling you the meaning of life. Supposedly these are the words of God himself. They say: "We apologize for the inconvenience." WHAT? THESE ARE THE KEY WORDS???
When I was standing at the edge of the cliff, suddenly a strong wind blew and it made my heart skip a beat.
When I was little, I would play by the water’s edge every day with my friends.
There is a flower decorating the side of the window.