Synonyms of the word 
COASTWISE → COASTAL
coastwise
- adj. Along the coast.
- adv. Along the coast.
coastal
- adj. (geography) Relating to the coast; on or near the coast, as a coastal town, a coastal breeze.
If you are interested in words, visit the following sites :
- wiktionary.org/coastwise For complete definition of a word
- 1word.ws/coastwise to play with words, suffixs, prefixs, etc.