dodecasyllabic

As a noun taxonomy

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

As an adjective dodecasyllabic is

of twelve syllables.

As a noun syllable

is a unit of human speech that is interpreted by the listener as a single sound, although syllables usually consist of one or more vowel sounds, either alone or combined with the sound of one or more consonants; a word consists of one or more syllables.

As a verb syllable

is to utter in syllables.

As an adjective dodecasyllabic is

of twelve syllables.

As a numeral twelve

is the cardinal number occurring after eleven and before thirteen, represented in arabic numerals as 12 and in roman numerals as xii.

As a noun twelve

is a group of twelve items.

As an adjective dodecasyllabic is

of twelve syllables.