schoolteacherish

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective schoolteacherish is

resembling a stereotypical schoolteacher in some way; pedantic, patronising, etc.

As adjectives the difference between schoolmarmish and schoolteacherish

is that schoolmarmish is resembling a schoolmarm while schoolteacherish is resembling a stereotypical schoolteacher in some way; pedantic, patronising, etc.

As a verb patronising

is .

As an adjective schoolteacherish is

resembling a stereotypical schoolteacher in some way; pedantic, patronising, etc.

As adjectives the difference between pedantic and schoolteacherish

is that pedantic is like a pedant, overly concerned with formal rules and trivial points of learning while schoolteacherish is resembling a stereotypical schoolteacher in some way; pedantic, patronising, etc.