Similar sounding words with different meanings:
* Pane: This refers to a single sheet of glass in a window or door.
* Pawn: This refers to a chess piece or a person used as a tool by others.
* Pahn: This is a rare word meaning "to take off or pull out".
Words with different spellings but close sounds:
* Pain: This is a feeling of physical discomfort.
* Plan: This is a detailed proposal for something.
Ultimately, the best substitute for "pan" will depend on the specific context you are using it in.