Identifying the Incorrect Spelling

The question asks us to find the word that is spelt incorrectly from the given options. Let's examine each word:

• Falcon: This word is spelt correctly. A falcon is a type of bird of prey known for its speed and sharp eyesight.
• Tailor: This word is also spelt correctly. A tailor is a person whose occupation is making or altering clothes professionally.
• Talon: This word is spelt correctly. A talon is the claw of a bird of prey or other predatory animal.
• Palour: This word appears to be misspelt. The standard English word for a room used for receiving guests or a large room in a medieval hall is 'parlour'. Therefore, 'Palour' is the incorrectly spelt word.

Based on the analysis, the incorrectly spelt word is 'Palour'.