Synonyms:
- affectionate,
- aging,
- apish,
- asinine,
- batty,
- befooled,
- beguiled,
- besotted,
- brainless,
- buffoonish,
- childish,
- childlike,
- cockeyed,
- crazy,
- credulous,
- daffy,
- daft,
- dazed,
- dear,
- declining,
- decrepit,
- devoted,
- dizzy,
- doddering,
- doddery,
- doited,
- dumb,
- easily taken in,
- easy of belief,
- fading,
- fatuitous,
- fatuous,
- flaky,
- fond,
- fool,
- foolheaded,
- foolish,
- fuddled,
- futile,
- gaga,
- getting on,
- goofy,
- growing old,
- gulled,
- idiotic,
- imbecile,
- inane,
- inclined to believe,
- inept,
- infatuated,
- insane,
- kooky,
- loony,
- lovesome,
- mad,
- maudlin,
- moronic,
- nutty,
- overconfiding,
- overcredulous,
- overtrustful,
- overtrusting,
- sappy,
- screwy,
- senescent,
- senile,
- senseless,
- sentimental,
- silly,
- simple,
- sinking,
- stupid,
- superstitious,
- thoughtless,
- trustful,
- trusting,
- uncritical,
- undoubting,
- unskeptical,
- unsuspecting,
- unsuspicious,
- wacky,
- waning,
- wasting,
- wet,
- witless