Alexandrine introduce phrasal accentuation, or rigorously observe the medial caesura, as in French." Common usage within the literatures of European languages is broader still, embracing lines syllabic, accentual-syllabic, and (inevitably) stationed ambivalently between the two; lines of 12, 13, or even 14 syllables; lines with obligatory, predominant, and optional caesurae. Although alexandrines occurred in French verse as early as the 12th century, they were slightly looser rhythmically, and vied with the "décasyllabe" and "octosyllabe" for cultural prominence and use in various genres. "The alexandrine came into its own in the middle of the sixteenth century with the poets of the Pléiade
Metre (poetry) feet, alliterative verse divided each line into two half-lines. Each half-line had to follow one of five or so patterns, each of which defined a sequence of stressed and unstressed syllables, typically with two stressed syllables per half line. Unlike typical Western poetry, however, the number of unstressed syllables could vary somewhat. For example, the common pattern "DUM-da-DUM-da" could allow between one and five unstressed syllables between the two stresses. The following is a famous example, taken from The Battle of Maldon, a poem written shortly after the date of that battle (AD 991): <poem style="margin-left: 2em"> "Hige sceal þe