Synonyms for Understructure:

• n.

  •artifact (noun)
  • foot,
  • base,
  • understructure,
  • groundwork.
  •basement (noun)
  • storage,
  • cellar,
  • excavation,
  • bottom,
  • crypt,
  • vault.
  •bed (noun)
  • seat,
  • bedrock,
  • rest,
  • basis,
  • ground,
  • substratum.
  •footing (noun)
  • foothold,
  • Underpinning,
  • settlement,
  • seating,
  • warrant,
  • establishment,
  • installation.
  •foundation (noun)
  • guts,
  • stay,
  • justification,
  • abcs,
  • prop,
  • heart,
  • reason,
  • root,
  • nub,
  • bottom line,
  • basics,
  • brass tacks,
  • authority.
  •groundwork (noun)
  • cornerstone,
  • origin,
  • Preliminaries,
  • background,
  • preparation.

• Other synonyms:

  •n.
  • basement,
  • bed,
  • footing,
  • foundation,
  • fundament,
  • furnace room,
  • infrastructure,
  • nitty-gritty,
  • nuts and bolts,
  • substructure,
  • support,
  • Underbuilding,
  • resting place,
  • infra-structure,
  • nitty gritty,
  • substructures,
  • subterranean room.
  •Other relevant words:
  • rear end.

Antonyms for Understructure:

• n.

  • basement
    attic.
  • footing
    top.
  • foundation
    exterior, fear, Exteriority, cowardice, outside.

Holonyms for Understructure:

• n.

  • artifact
    construction, structure.

Hypernym for Understructure:

• n.

  • artifact
    mat, bed, raft foundation, raft.

Hyponym for Understructure:

• n.

  • artifact
    support.