We don't have synonyms for dry suit yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are drysuit, dry out and dry unit.
(N) :
A dry suit or drysuit provides the wearer with environmental protection by way of thermal insulation and exclusion of water, and is worn by divers, boaters, water sports enthusiasts, and others who work or play in or near cold or contaminated water.
(N) :
A dry suit or drysuit provides the wearer with environmental protection by way of thermal insulation and exclusion of water, and is worn by divers, boaters, water sports enthusiasts, and others who work or play in or near cold or contaminated water.