Sonnet 41 three sonnets (40, 41, 42) that dwell on this betrayal of the speaker. This sonnet is also notable for the textual references made to Shakespeare's other works. The sonnet is written in the typical Shakespearean sonnet form, containing 14 lines of iambic pentameter and ending in a rhymed couplet. Shakespeare's sonnets conform to the English or Shakespearean sonnet form. The form consists of fourteen lines structured as three quatrains and a couplet, rhyming "abab cdcd efef gg" and written in iambic pentameter, a type of poetic metre based on five pairs of metrically weak/strong syllabic positions. While Shakespeare's versification maintains
Sonnet 118 beginning with the third quatrain. Traditionally the administering of emetics, the trope worked in Sonnet 118, had three purposes: to renew the palate, to forestall the onset of sickness, and to counteract poison. The sonnet also picks up the motif of "palate", "cup", and "poison", left off at the end of Sonnet 114. The first pair of lines describes how "we our pallat urge"; "urge" means to 'intensify' or 'sharpen' the taste, but the word was used also of distillations which are 'urged' to a degree that a compound is yielded. "Appetites" are sharpened or made more acute ("more keen")