Lightweight

usgb/ˈlaɪtweɪt/Volume
Left Definition 1 of 4Right
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Comparative ContextPlay
Often used to compare one person's abilities or qualities against others. SlideDespite his efforts, he's still a lightweight in the world of chess.
LampPro Tip 2/2
Not for DisrespectPlay
Even if it means 'less serious', it's not always used to disrespect someone. SlideHe's a bit of a lightweight, but we love his cheerful attitude.