not based on reason or evidence synonym unfounded无理由的;无根据的 They denied what they called completely groundless allegations. 他们否认了他们称之为毫无根据的指控。 Our fears proved groundless. 我们的担心证明是毫无道理的。 Their suspicions were dismissed as groundless. 他们的怀疑因毫无根据而被驳回。
Extra ExamplesMost of his worries proved to be groundless. 他的大部分忧虑证明是毫无道理的。 unfounded/groundless claims/allegations/accusations/fears/worries 毫无根据的说法/指控/控告/担心/忧虑
Oxford Collocations Dictionaryverbs- be
- prove
- seem
- …
- completely
- totally
Word OriginOld English grundlēas (see ground, -less).