固
gù
hard
strong; solid; sure; assuredly; undoubtedly; of course; indeed; admittedly
enclosure (囗) + old (古) = hard and fixed in place
Something enclosed and ancient has had time to harden — the outer border (囗) suggests being boxed in, locked in place. 古 mainly provides the sound gù; the enclosure carries the sense of something fixed and immovable.
这块石头固然很重，但我们可以一起搬。
zhè kuài shí tou gù rán hěn zhòng， dàn wǒ men kě yǐ yī qǐ bān。
This rock is admittedly very heavy, but we can move it together.
他固然有缺点，但他的努力是大家都看得到的。
tā gù rán yǒu quē diǎn， dàn tā de nǔ lì shì dà jiā dōu kàn de dào de。
He admittedly has shortcomings, but his hard work is something everyone can see.
Words with 固
根深蒂固
gēn shēn dì gù
deep-rooted (problem etc)
固态
gù tài
solid state (physics)
固定资产
gù dìng zī chǎn
fixed assets
稳固
wěn gù
stable
醛固酮
quán gù tóng
aldosterone
防风固沙
fáng fēng gù shā
sand break (in desert environment)
险固
xiǎn gù
(of terrain) rugged, providing a natural barrier to invasion
顽固
wán gù
stubborn; obstinate
类固醇
lèi gù chún
steroid
盐皮质类固醇
yán pí zhì lèi gù chún
mineralocorticoid (e.g. aldosterone)
保固
bǎo gù
to undertake to rectify any deficiencies in the quality of a building, product or service
僵固性
jiāng gù xìng
rigidity