Amherst (i) BrE AmE ˈæm əst AmE - ə rst , (ii) BrE AmE -hɜːst AmE -hɝːst — (i) is the traditional form in both British English and American English, and hence appropriate for Baron A\~, the 18th-century general, and for the place in Massachusetts.
AMHERST
Meaning of AMHERST in English
Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012