Explanation:

- Convert: This word is spelt correctly. It means to change something into a different form or use. It is often used in contexts like conversion of units, currencies, or transforming beliefs.

- Conect: This is a misspelled word. The correct spelling is "connect," which means to join or link two or more things together.

- Concent: This is a misspelled word. It may be a mistaken version of "consent," which means permission, or "concentric," which means having a common center.

- Convect: This word is spelt correctly. It is a term used in thermodynamics and refers to the transfer of heat by the movement of fluids.

Convert