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Pronunciation varies by accent · verb
(transitive) To build beneath another structure; provide a foundation or support for; undergird..
The two eastern arches have been underbuilt for the sake of strengthening them.
Appellee was obliged to overbuild, rather than underbuild, the appellant's telephone line for the distance of these six spans for the following reason [...]
Use underbuild when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Underbuild means (transitive) To build beneath another structure; provide a foundation or support for; undergird..
The closest synonym depends on the sentence and intended sense.
Possible antonyms include overbuild.
The two eastern arches have been underbuilt for the sake of strengthening them.
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