unsound
๐บ๐ธ
/หสnหsaสnd/
๐ฌ๐ง
/หสnหsaสnd/
not solid or stable; could easily break or fall apart
The old bridge was unsound and dangerous to cross.
not sensible or reasonable; not based on good thinking or facts
It's unsound to make such a big decision without considering all the facts.
not correct or reliable; full of mistakes
The plan was unsound and failed to achieve its goals.