Synonyms of 'superstitious'
1 prone to superstition
Jean was superstitious and believed that green brought bad luck.
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If you say that a fear, accusation, or story is groundless, you mean that it is not based on evidence and is unlikely to be true or valid.
A ministry official described the report as groundless.
If you describe someone as gullible, you mean they are easily tricked because they are too trusting.
I'm so gullible I believed him.
Thesaurus for superstitious from the Collins English Thesaurus
People who are superstitious believe in things that are not real or possible , for example magic .