通话

通话	tōng huà	to hold a conversation / to talk over the telephone / phone call
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)
话	huà	dialect / language / spoken words / speech / talk / words / conversation / what sb said / CL:种,席,句,口,番
话	huà	old variant of 话