Fourteener (poetry) with Fourteeners, to form a poem of 12 and 14 syllable lines. It was often used in the Elizabethan era. The term was coined by George Gascoigne, because poulters, or poulterers (sellers of poultry), would sometimes give 12 to the dozen, and other times 14 (see also Baker's dozen). When the poulter's measure couplet is divided at its caesurae, it becomes a short measure stanza, a quatrain of 3, 3, 4, and 3 feet. Examples of this form are Nicholas Grimald's "A Truelove"; Lord Brooke's "Epitaph on Sir Phillip Sydney"; Nicholas Breton's "Phyllis" in the Oxford Book of Sixteenth Century
Tercet in the 16th century. It was employed by Shelley and is the form used in Byron's "The Prophecy of Dante". Tercet A tercet is composed of three lines of poetry, forming a stanza or a complete poem. English-language haiku is an example of an unrhymed tercet poem. A poetic triplet is a tercet in which all three lines follow the same rhyme, AAA; triplets are rather rare; they are more customarily used sparingly in verse of heroic couplets or other couplet verse, to add extraordinary emphasis. Other types of tercet include an enclosed tercet where the lines rhyme in an