yester

/Y EH1 S T ER0/
noun
  1. 1

    Yesterday.

adjective
  1. 1

    Of or pertaining to yesterday.

    โ€œyester eve, yester even(ing), yester morningโ€

adverb
  1. 1

    Yesterday.

Source: https://en.wiktionary.org/wiki/yester