通讯

通讯	tōng xùn	communications / news story / dispatch / CL:个
通	tōng	to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc
通	tòng	classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)
讯	xùn	(bound form) to ask; to inquire / (bound form) to interrogate; to question / (bound form) news; information