The Kanji: 惰 (Da)
The kanji 惰 (read as da) carries the core meaning of "laziness," "indolence," or "inertia." It is composed of the radical 忄(heart/mind) and 隋 (to follow loosely), creating the idea of a mind that passively follows the path of least resistance, leading to sluggishness and a lack of motivation. This character describes a state of mental and physical inactivity.
Common Words & Example Sentences
1. 怠惰 (taida)
Meaning: Laziness; idleness; sloth. This is the most common word featuring this kanji.
Example Sentence: 怠惰な生活を送るな。
(Taida na seikatsu o okuru na.)
"Don't lead a lazy life."
2. 惰性 (dasei)
Meaning: Inertia; force of habit; momentum.
Example Sentence: 惰性で仕事を続けている。
(Dasei de shigoto o tsuzukete iru.)
"I'm continuing with my job out of inertia."
3. 惰力 (daryoku)
Meaning: Inertial force; the power of inertia.
Example Sentence: 車はエンジンを止めても惰力で進む。
(Kuruma wa enjin o tomete mo daryoku de susumu.)
"Even with the engine off, the car moves forward by inertia."
In summary, 惰 is the kanji of laziness and inertia. It describes both a character trait of idleness (怠惰) and the physical or psychological principle of continuing in a state without active effort (惰性, 惰力).