笃
loyal; serious; very
Meanings
4 senses · 7 examplesadjective
loyal; faithful; sincere
Describes a person's character, feelings, or will that are steadfast, genuine, and unwavering.
He is honest and sincere, and is deeply trusted by everyone.
The two of them are deeply in love, which makes others envious.
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He is dedicated to scientific research, persisting for decades.
adjective
serious; critical; grave
formalUsed specifically to describe the severity of an illness or medical condition, often implying a life-threatening state.
The old man was critically ill, and all family members rushed to the hospital.
The patient's condition is critical and requires immediate surgery.
adverb
very; truly; deeply
literaryClassical or literary usage indicating a high degree of intensity. Often found in set phrases or formal writing.
He is truly fond of classical music and has collected thousands of records.
The master is deeply devoted to calligraphy, practicing every day without fail.
proper noun
surname Du
Used as a family name.