What shortened is Shakespeare uses?

* Apocope: The omission of a final sound or syllable, as in "o'er" for "over."

* Syncope: The omission of a medial sound or syllable, as in " 'gainst" for "against."

* Elision: The omission of a vowel sound between two consonants, as in "th'art" for "thou art."

* Contraction: The combination of two or more words into one, as in "can't" for "cannot."