wis

As a noun taxonomy

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

As an adverb wis is

(rare|obsolete|or|dialectal) certainly, surely.

As an adjective wis is

(rare|obsolete|or|dialectal) certain.

As a verb wis is

(obsolete|or|archaic) to know.

Wis is an anagram of wsi.

As an adverb wis

is (rare|obsolete|or|dialectal) certainly, surely.

As an adjective wis

is (rare|obsolete|or|dialectal) certain.

As a verb wis

is (obsolete|or|archaic) to know.

As an initialism wsi is

(electronics) wafer scale integration.