ภาษาอังกฤษวันละคำ : ill-founded

The adjective ill-founded means to be not based on truth or facts. ...

• Mr The rumours of a coup were ill-founded and intended to stir up trouble, he said.
• The aim of the visit, he said, was to ease concerns among Hmong villagers over ill-founded rumours about the health of the King.
• Evy Cunningham says that rumours of volunteers stealing from bodies are ill-founded.
• "Comments that the government is trying to interfere in legal matters are ill-founded," he said. ...

(From Bangkok Post)