
Sub
Military Connotation
The term 'sub' can imply military use, especially in historical or war contexts.

The navy deployed a sub for reconnaissance.
Underwater Exploration
'Sub' also suggests exploration or research in oceans, aiding in scientific discoveries.

Researchers used a sub to discover deep-sea creatures.
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AuxiliaryBelowBeneathInferiorSecondarySubordinateSupportUnder
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