Dictionary.com
Thesaurus.com

west-southwestward

American  
[west-south-west-werd, -sou-west‐] / ˈwɛstˌsaʊθˈwɛst wərd, -ˌsaʊˈwɛst‐ /
Also west-southwestwardly

adjective

  1. moving, bearing, facing, or situated toward the west-southwest.


adverb

  1. toward the west-southwest.

Etymology

Origin of west-southwestward

west-southwest + -ward