Select the INCORRECTLY spelt word.

Concentratte

The incorrectly spelled word is "Concentratte"

Explanation of all options:

1. Tactile: Correctly spelled. It relates to the sense of touch or the ability to perceive through touch.

2. Concentratte: Incorrectly spelled. The correct spelling is "Concentrate." It means to focus one's attention or efforts on something.

3. Domicile: Correctly spelled. It refers to a person's residence or the place where they live.

4. Customary: Correctly spelled. It means usual, traditional, or in accordance with custom.