unimportant; not serious; it doesn't matter; never mind; it looks all
不 · 4 strokes
Pictograph of sepals of a flower. The modern meaning "no" is a phonetic loan.
要 · 9 strokes
Pictograph of two hands grabbing a woman's (女) waist. The current meaning "want" is a phonetic loan. The original meaning "waist" is now written as 腰.
紧 · 10 strokes
Simplified form of 緊. Phonosemantic compound. 臤 represents the sound, while 糸 represents the meaning.