Artificial intelligent assistant

bullester

ˈbullester Obs.
  Also 6 bolaster, 7 bulaster.
  App. a phonetically reduced form of bullestre, bullace-tree (see bullace). Also bullester-tree.

1500 Ort. Voc. in Promp. Parv. 42 Pepulus, a bolaster. 1562 Turner Herbal ii. 103 b, The one [kind of plum] is called the bulles tre or the bullestertre. a 1700 D. Campbell Let. in C. Innes Sk. Early Sc. Hist. 432 note, I send you the wrack of all my plumes damsones and bulasters.

Oxford English Dictionary

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