飞速

fēi sù

HSK 3.0 Level 6 Adverb Uncommon

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Definitions

1. swift
2. rapidly

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Word relationships

Antonyms

1 item

• 缓慢 huǎn màn 缓慢 huǎn màn slow 缓慢 means slow, the opposite of 飞速 which indicates high speed.: slow

Related words

1 item

• 迅猛 xùn měng 迅猛 xùn měng quick and violent 迅猛 means swift and violent, often used for development or attack, related to high speed.: quick and violent

Synonyms

2 items

• 快速 kuài sù 快速 kuài sù fast; high-speed; rapid 快速 means fast or rapid in a general sense; 飞速 emphasizes extremely high speed, like flying.: fast; high-speed; rapid
• 急速 jí sù 急速 jí sù hurried 急速 also means very fast or rapid, often used in formal or literary contexts.: hurried

Usage notes

Collocations

飞速 often modifies verbs like 发展 (develop), 增长 (grow), or 前进 (advance), implying extremely rapid progress.

Formality

飞速 is slightly formal and more emphatic than 快速; it's common in written and news reports.

Example Sentences

1 shown

近年来，科技 飞速 发展。

In recent years, technology has developed rapidly.

AI-generated examples are marked with this icon.

Child Words of 飞速

• 飞 飞 fēi: to fly
• 速 速 sù: fast