ostler

[os-ler] /ˈɒs lər/
noun
1.
British Dictionary definitions for ostler

ostler

/ˈɒslə/
noun
1.
(archaic) a stableman, esp one at an inn
Word Origin
C15: variant of hostler, from hostel
Word Origin and History for ostler
n.

late 14c., phonetic spelling of hostler.