Synonyms|13Antonyms|0|Broader|2Narrower|6Related|161
6
submarine(noun, sub)
5
sub
3
pigboat
0
clipper
0
galleon
0
longship
0
nuclear submarine(noun, expression, sub)
0
submersible(noun, sub)
0
u boat(expression, idiom)
0
underwater craft(noun, expression, sub)
0
underwater robot(noun, expression, sub)
0
warship
0
windjammer
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APASmart Define. (2013). u-boat thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/u-boat/thesaurus/synonyms
ChicagoSmart Define. 2013. "u-boat thesaurus" https://smartdefine.org/u-boat/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, u-boat thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/u-boat/thesaurus/synonyms>.
MLASmart Define. "u-boat thesaurus" 17 June 2013. Web. 21 September 2026. <https://smartdefine.org/u-boat/thesaurus/synonyms>