- The compass point halfway between south and west, specifically 225°, abbreviated as SW.
- 1908, W[illiam] B[lair] M[orton] Ferguson, chapter IV, in Zollenstein, New York, N.Y.: D. Appleton & Company, OCLC 731476803 ↗, page 40 ↗:
- So this was my future home, I thought! […] Backed by towering hills, the but faintly discernible purple line of the French boundary off to the southwest, a sky of palest Gobelin flecked with fat, fleecy little clouds, it in truth looked a dear little city; the city of one's dreams.
- French: sud-ouest
- German: Südwesten
- Italian: sudovest
- Portuguese: sudoeste
- Russian: ю́го-за́пад
- Spanish: sudoeste, suroeste
southwest (not comparable)
- Of or pertaining to the southwest; southwestern.
- Towards the southwest, southwestwards, southwestern.
- From the southwest, southwesterly
- French: sud-ouest, du sud-ouest
- Portuguese: sudoeste, do sudoeste
- Russian: юго-за́падный
- Spanish: suroeste, del sudoeste