unfounded
word
Definition
Not based on facts, proof, or good reasons; not supported by evidence.
Usage & Nuances
Usually formal or academic. Commonly used with 'claims', 'rumors', 'allegations', or 'fears'. Implies complete lack of evidence, not just weak support. Avoid saying 'not founded', instead use 'unfounded'.
Spanish: infundado - sin fundamentoPortuguese (BR): infundado - sem fundamentoPortuguese (PT): infundado - sem fundamentoChinese (Simplified): 毫无根据的 - 无事实依据的Chinese (Traditional): 毫無根據的 - 無事實依據的Hindi: बेबुनियाद - निराधारArabic: لا أساس له - غير مبرر
Example Sentences
Her fears turned out to be unfounded.
basic
The rumor was completely unfounded.
basic
His unfounded accusations hurt his friend.
basic
Many of the online complaints turned out to be totally unfounded.
natural
His worries are unfounded—there’s nothing to be concerned about.
natural
The teacher quickly dismissed the unfounded rumor spreading among students.
natural