[suhm-hwith-er, -with-]

adverb Archaic.

to some unspecified place; somewhere.

Origin of somewhither

Middle English word dating back to 1350–1400; see origin at some, whither Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Word Origin and History for somewhither

late 14c., from some + whither.

Online Etymology Dictionary, © 2010 Douglas Harper