Well-built

adj.capable, resilienteveryday

What it means

Constructed with enough skill and strength to remain dependable in use.

Reach for it when praising the durable physical construction of an object, structure, or body

The well-built footbridge stayed firm after a week of floodwater and debris.

playful
built like a tank
when exceptional heaviness and toughness merit comic emphasis
not when The idiom implies bulk and is unsuitable for elegant or lightweight design.
everyday
solid
when reassuring firmness and substance matter
not when Solid is broad and may praise a plan or performance rather than construction.
everyday
sturdy
when resistance to rough use is the chief virtue
not when Sturdy can describe natural strength without saying the item was skillfully made.
warm
rugged
when outdoor toughness and hard use define the appeal
not when Rugged suggests roughness and is wrong for refined construction.
professional
durable
when long service life is the key claim
not when Durable materials can be assembled badly, so longevity alone is not well-built.
professional
robust
when continued performance under stress has been demonstrated
not when Robust describes function more than the quality of assembly.
professional
well-constructed
when workmanship should be stated precisely
not when Well-constructed is accurate but less natural in personal or promotional prose.
formal
sound
when inspection confirms structural condition
not when Sound can mean merely free of serious defect, not notably strong or skillful.

well-built house
The well-built house stayed dry and quiet through the storm.
well-built machine
A well-built machine allows worn parts to be replaced rather than discarded.
sturdy and well-built
The donated desks were sturdy and well-built enough for decades of use.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.