Seattle Mariners is a Major League Baseball team based in Seattle, Washington, USA. If we were to look for synonyms for the Seattle Mariners, some of the words that come to mind include Seattle Baseball, Emerald City Nine, Puget Sounders, Mariners, and Seattle Diamondbacks. Seattle Baseball is a fitting term for the team as it represents the city while Emerald City Nine highlights Seattle's nickname - The Emerald City. Puget Sounders represent the water body next to which Seattle is situated, and are also an allusion to the team's love for water sports. Mariners and Seattle Diamondbacks are straightforward synonyms for the team, where Mariners signify sailors and Diamondbacks represent a fierce baseball team.