Crossword solverSynonyms for pigboat11 crossword answers for “pigboat” (7), sorted by letter count.How many letters?All11315181911111511611812312613013 letters 1sub5 letters 1U-boat(1-4)8 letters 1nautilus9 letters 1submarine11 letters 1submersible15 letters 1attack submarine(6,9)16 letters 1nuclear submarine(7,9)18 letters 1submersible warship(11,7)23 letters 1nuclear-powered submarine(7-7,9)26 letters 1auxiliary research submarine(9,8,9)30 letters 1fleet ballistic missile submarine(5,9,7,9)