The best replacement for ships is boats.

The best alternatives to ships are rated as following:
★★★★★  boats
★★  vessels
★★  star wars ships
★★  big waves
★★  titanic
★★  planes
★  spanish armada
★  333 ships
★  star trek ships
★  titanic size
★  trips
★  333
★  ocean liners
  submarines
  european ships
  star trek
  ships
  gallente
  victory ships
  stargate ships
  wooden ships
  russian ships
  ironclads

Your alternative for ships is not listed? Suggest!
Speaking about ships, one probably shouldn't forget about mayflower.

Other search terms related to ships and their ratings are:
★★★★★ mayflower
★★ harbor
You have in mind a companion for ships and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of ships in all years. Click on graph for more.
ships
boats
vessels