teaches

1. To show (someone) the way; to guide, conduct; to point, indicate.

   ‘The bliss is there’, mumbled the old man and taught to Heaven.

2. (ditransitive) To pass on knowledge to.

   Can you teach me to sew?  Can you teach sewing to me?

3. To pass on knowledge, especially as one's profession; to act as a teacher.

   She used to teach at university.

4. (ditransitive) To cause to learn or understand.
5. (ditransitive) To cause to know the disagreeable consequences of some action.

   I'll teach you to make fun of me!

noun

(usually as a term of address) teacher

noun

One of the series of boilers in which the cane juice is treated in making sugar; especially, the last boiler of the series.