Shape, Form, Appearance
You're walking at night when you discover a lantern covered entirely in hair, making it a very strange shape. In fact, this is a form you'd never expect a lantern to take.
Picture all the different shapes this hairy lantern could take in your mind.
けい, ぎょう
かた, かたち
None
You stare at the shape until you finally recognize it: cake (けい)! Well, it's hairy, glowing cake, but it's still shaped like a big slice of cake.
Picture the shape of this hairy, glowing cake.