Old English. Cognate with Old Frisian westra, westera, wester, Middle Dutch wester, Middle Low German wester, Old High German westar (Middle High German wester), Old Icelandic vestri, vestari (Icelandic vestar), Norwegian vestre, Old Swedish västre (Swedish västra), Old Danish waestre, waester, westre (Danish vestre), showing a formation ultimately from the same base as west with different suffixation; compare adverb and noun forms with final -r cited at west adjective n.1preposition.