固
gù HSK4

to become solid

固 gù
solid adjective
hard, strong, or firm in physical or abstract structure

这种胶水粘得不固，东西很容易掉。

zhè zhǒng jiāo​shuǐ zhān de bù gù, dōng​xi hěn róng​yì diào.

This glue doesn't hold firmly; things fall off easily.

admittedly conjunction
indeed, of course, or granted (often used to acknowledge a point before a contrast)

学外语固非易事，但很有趣。

xué wài​yǔ gù fēi yì​shì, dàn hěn yǒu​qù.

Learning a foreign language is certainly no easy task, but it is very interesting.

certainly adjective
surely, assuredly, or undoubtedly

固所愿也，不敢请耳。

gù suǒ yuàn yě, bù gǎn qǐng ěr.

It is exactly what I have always desired, but I did not dare to ask.

Frequency
Character
Written text
893rd most common 194.2 per million
Movie subtitles
1,517th most common 41.6 per million appears in 22% of films
Word
Movie subtitles
0.980 per million appears in 0% of films
Written text
17.5 per million

Details
HSK 2.0
Level 5
HSK 3.0
Level 4
Strokes
8
Unicode
U+56FA

Sources
Definitions
CC-CEDICT
Frequency data
MTSU Chinese text computingSUBTLEX-CHBCC Corpus (BLCU)