Antonyms of adj scatterbrained

2 senses of scatterbrained

Sense 1
rattlebrained, rattlepated, scatterbrained, scatty -- (lacking sense or discretion; "his rattlebrained crackpot ideas"; "how rattlepated I am! I've forgotten what I came for"- Glenway Westcott)

INDIRECT (VIA foolish) -> wise -- (having or prompted by wisdom or discernment; "a wise leader"; "a wise and perceptive comment")

Sense 2
flighty, flyaway, head-in-the-clouds, scatterbrained -- (guided by whim and fancy; "flighty young girls")

INDIRECT (VIA frivolous) -> serious -- (concerned with work or important matters rather than play or trivialities; "a serious student of history"; "a serious attempt to learn to ski"; "gave me a serious look"; "a serious young man"; "are you serious or joking?"; "Don't be so serious!")

Similarity of adj scatterbrained

2 senses of scatterbrained

Sense 1
rattlebrained, rattlepated, scatterbrained, scatty -- (lacking sense or discretion; "his rattlebrained crackpot ideas"; "how rattlepated I am! I've forgotten what I came for"- Glenway Westcott)
       => foolish (vs. wise) -- (devoid of good sense or judgment; "foolish remarks"; "a foolish decision")

Sense 2
flighty, flyaway, head-in-the-clouds, scatterbrained -- (guided by whim and fancy; "flighty young girls")
       => frivolous (vs. serious) -- (not serious in content or attitude or behavior; "a frivolous novel"; "a frivolous remark"; "a frivolous young woman")

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