submarine
auxiliary research submarine
minisubmarine
sub
sub tender
submarinelike
subaquatic
subhunter
silent service
USO
nonsubmarine
subchaser
bubble-head
supersub
attack submarine
picket boat
discus
sheat
Squalus suckleyi
subtransect
acetabulum
Pacific spiny dogfish
submersible
X-craft
soucoupe
henfish
bounce
Istiophorus albicans
whaleship
Atlantic sailfish
hunter-killer
seagrass
shipped
turbot
lungwort
whaler
privateer
sea monster
flake
brown-water navy
subaquarian
factory ship
sweet william
titanichthyid
patrol boat
shovelfish
periagua
depositivore
A.
antisubmarine