Synonyms of the word 
RATTLEBRAINED → FOOLISH - SCATTERBRAINED - SCATTY
rattlebrained
- adj. Foolish.
foolish
- adj. (of a person, an action, etc.) Lacking good sense or judgement; unwise.
- adj. Resembling or characteristic of a fool.
scatterbrained
- adj. Having the qualities of a scatterbrain: absent-minded, forgetful, easily distracted.
scatty
- adj. (slang, Britain) Scatterbrained; flighty.
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