Underbuilding [noun]

● Vault

● Cellar

● Storage

● Excavation

● Crypt

● Bottom

● Understructure

● Substructure

● Furnace room

● Subterranean room

● Attic

● Underbuilding

● Substruction

● Superstruction

● Substructure

● Stereobate

● Structuralize

● Foundation

● Infrastructure

● Edificial

● Trestlework

● Structure

● Technostructure

● Structurist

● Extruct

● Superstructure

● Build upon

● Astructive

● Upbuild

● Build

● Sewage system

● Edificant

● Structural

● Gas system

● Foundationer

● Underbuilder

● Urgrund

● Damp course

● Purline

● Swing bridge

● Construction

● Original cost

● Compagination

● Frame house

● Constructure

● Construct

● Infrastructural

● Concrete

● Remblai

● Edifice

● Planching

● Sewer system

● Groundwork

● Sciagraph

● Viatecture

● Investment trust

● Stabiliment

● Subgrade

● Stringcourse

● Encephalology

● Surbase

● Rubblework

● Butment

● Hammer beam

● Factor of production

● Cost benefit analysis

● Transportation system

● Homotype

● Blindage

● Pedality

● Institutive

● Understructure

● Pentice

● Tectology

● Biostatics

● Drainage system

● Morphotic

● Communication system

● Framework

● Beild

● Pontooning

● Chemical plant

● Masthouse

● Misconstruct

● Defensive structure

● Pontage

● Reedify

● Afforcement

● Camerate

● Horizontal surface

● Control tower

● Sciagraphy

● Contignation

● Histonomy

● Masonry

● Concretism

● Gas main

● Underpinnings

● Primary research

● Ledgment

● Brick up

● Administrative unit

● Clinker block

● Topsoiling

● Rooftree

● Chorology

● Scaffold

● Anacoluthia

● Pendice

● Systyle

● Bundobust