teach

To pass on knowledge to.

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

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

She used to teach at university.

To cause (someone) to learn or understand (something).

The humor of my proposition appealed more strongly to Miss Trevor than I had looked for, and from that time forward she became her old self again;[…]. Now she had come to look upon the matter in its true proportions, and her anticipation of a possible chance of teaching him a lesson was a pleasure to behold.

Deep Blue taught us a great deal about the power of the human mind precisely because it could not reproduce the intuitive and logical leaps of Kasparov’s mind. A truly synthetic cell, built from scratch or even from preexisting components, will be a cell without ancestry, and it, too, will teach us a great deal about the underlying complexities of life without actually reproducing them.

To cause to know the disagreeable consequences of some action.

I'll teach you to make fun of me!

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

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

c1450, Mandeville's Travelsː Blessed God of might (the) most.. teach us the right way unto that bliss that lasteth aye.

teacher

Nickname for a teacher.

I'm not in trouble again, am I, Teach?