Burnt
Part of speech: verb
Definition: To cause to be consumed by fire. To cause to be consumed by fire.
Example sentence: I remember my first 'Sports Illustrated' shoot was with the photographer Walter Iooss, and Julie Campbell was the editor, and we were at the president of Mexico's private house in Cancun - this was before anything else that's now in Cancun even existed. And they told me to get a tan, so I spent all morning in the sun, and I was burnt.
Hardened
Part of speech: verb
Definition: To become hard (tough, resistant to pressure).
Part of speech: adjective
Definition: Unfeeling or lacking emotion due to experience; callous.
Example sentence: Christians well know that the much-decorated statue of the Church, as it now stands, is not of pure chiseled marble, but of clay, cemented together by blood and tears and hardened in the fires of hatred and persecution.