Select the INCORRECTLY spelt word.

The incorrectly spelled word is:

☀ Athelete

The correct spelling is "Athlete".

Explanation of the options:

☀ Guarantee: This word is spelled correctly. It refers to a promise or assurance, typically given in writing, that certain conditions will be fulfilled.

☀ Athlete: This is the incorrectly spelled word. The correct spelling is "Athlete." It refers to a person who is proficient in sports or other physical exercises.

☀ Convenience: This word is spelled correctly. It refers to the state or quality of being convenient, easy, or suitable for a particular purpose.

☀ Dilemma: This word is spelled correctly. It refers to a situation in which a difficult choice has to be made between two or more alternatives, especially equally undesirable ones