通知

to notify / to inform / notice / notification / CL:個|个[ge4]

to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc

classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)

to know / to be aware

written notice

notification / notice / ticket / receipt

admission notice (issued by a university)

electronic communication (fax, email etc)

preliminary notification / to announce in advance

to notify at a different time / to notify later / to give prior notice