允
yǔn
just
fair; to permit; to allow
Private (厶) + person (儿) = rising above self to permit fairly
The idea is a person (儿) rising above private self-interest (厶) to make a fair, impartial judgment. That balance between the personal and the just captures why 允 means both fairness and permission.
老师允许我们早点离开教室。
lǎo shī yǔn xǔ wǒ men zǎo diǎn lí kāi jiào shì。
The teacher allowed us to leave the classroom a bit early.
父母不允许他在外面待太晚。
fù mǔ bù yǔn xǔ tā zài wài miàn dāi tài wǎn。
His parents do not permit him to stay out too late.
Words with 允
允当
yǔn dàng
proper
允准
yǔn zhǔn
to approve
允宜
yǔn yí
appropriate
允文允武
yǔn wén yǔn wǔ
equally proficient in intellectual and military affairs
允许
yǔn xǔ
to permit
允诺
yǔn nuò
to promise
公允
gōng yǔn
equitable; fair
公允价值
gōng yǔn jià zhí
fair value (accounting)
应允
yīng yǔn
to give one's assent
朱允炆
zhū yǔn wén
Zhu Yuanwen, personal name of second Ming Emperor Jianwen 建文[Jian4 Wen2]
祝允明
zhù yǔn míng
Zhu Yunming (1460-1526), Ming dynasty calligrapher