Term: scuba diving: skin diving with scuba apparatus
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: grumble: a complaint uttered in a low and indistinct tone
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: german cockroach: small light-brown cockroach brought to United States from Europe; a common household pest
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: brush fire: an uncontrolled fire that consumes brush and shrubs and bushes
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: peroration: a flowery and highly rhetorical oration
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: fungus: an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: crammer: a textbook designed for cramming
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: wandflower: a showy often-cultivated plant with tawny yellow often purple-spotted flowers
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: wonderland: a place or scene of great or strange beauty or wonder
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: muskrat: the brown fur of a muskrat
Broader: skin diving: underwater swimming without any more breathing equipment than a snorkel | Unrelated: initial: the first letter of a word (especially a person's name)