say it: uhn-dur-NEETH
underneath is an adverb meaning "on the lower or downward side; on the underside of". It carries 2 recorded senses.
on the lower or downward side; on the underside of
“a chest of drawers all scratched underneath”
under or below an object or a surface; at a lower place or level; directly beneath
“we could see the original painting underneath”
“a house with a good foundation underneath”
Definitions, synonyms and semantic relations for underneath come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.