subterraneanadjective
uk/ˌsʌb.tərˈeɪ.ni.ən/us/ˌsʌb.təˈreɪ.ni.ən/under the ground:
subterranean passages
a subterranean river
Thesaurus: synonyms and related words
The Earth & outer space - general words
- ablate
- biophilia
- cosmologist
- cosmology
- eolian
- ether
- evapotranspiration
- geocentric
- globe
- heaven
- landslide
- macrocosm
- mid-air
- riches
- slide
- terrestrial
- the cosmos
- the mesosphere
- the troposphere
- universe
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