underneaths
Areas situated below
Underneaths is the plural of underneath used as a noun, referring to the lower or hidden sides of things.
You might inspect the underneaths of chairs for damage, or clean the underneaths of appliances where dust collects.
The word is uncommon but occasionally useful when discussing multiple concealed surfaces: Check the underneaths of the leaves for insects.
Underlying support structure
- underpinningFoundational support beneath
- supportTo uphold or sustain
- baseSupporting bottom structure
- footingSecure ground position
substrate · substructure · groundwork · bedrock · platform · framework · scaffolding · buttress
foundation
Underlying support structure
- underpinningFoundational support beneath
- supportTo uphold or sustain
- baseSupporting bottom structure
footing · substrate · substructure · groundwork · bedrock · platform · framework · scaffolding · buttress · beam
concealed
Made invisible deliberately
unseen · covered · latent · shrouded · cloaked · masked · camouflaged · invisible · secret · underlying
underground
Below ground or countercultural
cellar · basement · subway · mine · cavern · grotto · crypt · catacomb · underpass · bunker