變 故 biàn gù : an unforeseen event; accident; misfortune

不 測 bù cè : accident; mishap; contingency

不 經 意 bù jīng yì : carelessly; by accident

流 感 疫 苗 liú gǎn yì miáo : flu shot; influenza vaccination

偶 ǒu : accidental; image; pair; mate

Big5: , Unicode: 5076 (偶),
Links: MT, Cantonese, Ld, Chinese Language

失 事 shī shì : (have an) accident

事 故 shì gù : accident

受 傷 shòu shāng : suffer injuries (in an accident, etc.)

無 意 wú yì : inadvertent; accidental

疫 苗 yì miáo : vaccine

撞 zhuàng : to hit; to strike; to meet by accident; to run into; to bump against; to bump into

Big5: , Unicode: 649e (撞),
Links: MT, Cantonese, Ld, Chinese Language

撞 見 zhuàng jiàn : to meet by accident