こと

thing, matter, incident, occurrence, event, something serious, trouble, crisis, circumstances, situation, state of affairs, work, business, affair, after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to, nominalizing suffix, pretending to ..., playing make-believe ..., alias, also known as, otherwise known as, or, necessity, need, you should ..., I advise that you ..., it's important to ...