tech

As a verb taught

is (teach).

As a noun tech is

(informal) technology.

As a verb culture

is .

As a noun tech is

(informal) technology.

As nouns the difference between tech and teacher

is that tech is (informal) technology while teacher is a person who teaches, especially one employed in a school.

As nouns the difference between tech and technical

is that tech is technology while technical is a pickup truck with a gun mounted on it.

As an adjective technical is

of or pertaining to the useful or mechanic arts, or to any academic, legal, science, engineering, business, or the like terminology with specific and precise meaning or (frequently, as a degree of distinction) shades of meaning; specially appropriate to any art, science or engineering field, or business; as, the words of an indictment must be technical.

As nouns the difference between tech and thing

is that tech is (informal) technology while thing is (chiefly|historical) a public assembly or judicial council in a germanic country.

As nouns the difference between tech and vendor

is that tech is (informal) technology while vendor is a person or a company that vends or sells.

As nouns the difference between mecha and tech

is that mecha is a large armoured robot on legs, typically controlled by a pilot seated inside while tech is technology.

As nouns the difference between tech and techno

is that tech is technology while techno is a style of music characterized by repetitive instrumental music produced for use in a continuous DJ set. The central rhythmic component is most often in common time (4/4), where time is marked with a bass drum on each quarter note pulse, a backbeat played by snare or clap on the second and fourth pulses of the bar, and an open hi-hat sounding every second eighth note.

As a verb educate

is to instruct or train.

As a noun tech is

(informal) technology.

As nouns the difference between tech and gadget

is that tech is technology while gadget is a thing whose name cannot be remembered; thingamajig, doohickey.