underside
The hidden below
The underside is the bottom or lower surface of something—the part that faces down or is normally hidden: the underside of a leaf, the underside of the car.
Figuratively, the underside of something is its hidden or less pleasant aspect: the dark underside of fame.
Lowest point or underside
- beneathIn a lower position
- lowerReduce or move downward
- baseSupporting bottom structure
- bellyFront midsection
sole · underpart · substructure · substrate · undercoat · lining · reverse · back
Underlying support structure
- baseSupporting bottom structure
- platformRaised flat structure
- substructureSupporting base beneath
- frameworkUnderlying support system
beam · girder · joist · truss · scaffolding · buttress · brace · strut
bottom
Lowest point or underside
belly · sole · underpart · substructure · substrate · undercoat · lining · reverse · back · rear
foundation
Underlying support structure
- baseSupporting bottom structure
- platformRaised flat structure
- substructureSupporting base beneath
framework · beam · girder · joist · truss · scaffolding · buttress · brace · strut · pillar
concealed
Made invisible deliberately
- unseenNot perceived visually
- obscuredMade hard to perceive
- undetectedNot discovered yet
invisible · veiled · shrouded · covert · latent · buried · masked · unexposed · unexamined · overlooked
seedy
Rundown and disreputable
corrupt · illicit · criminal · vice · sleaze · exploitation · nefarious · underworld · murky · unsavory
undersidetopside
Ship's upper deck area
top · upper side · upper surface · roof · ceiling