通話（つうわ、tsuuwa）
- phone call

The Japanese word 通話 （つうわ, *tsuuwa*） generally refers to a telephone call or a conversation conducted over a telephone or similar communication device. It encompasses the act of speaking with someone remotely using technology. The word emphasizes the *act* of communicating audibly. Think of it as the process of "talking through" a medium. The word can be used both as a noun and as a verb.

⚫︎電話で[通話]する Translation: To make a phone call/to have a phone call. ⚫︎[通話]料 Translation: Call charges/phone bill. ⚫︎[通話]が途切れました。 Translation: The call was dropped.

⚫︎You can use [通話] in various contexts related to phone calls, such as: discussing the duration of a call, the quality of a call, or the cost of a call. ⚫︎It's common to use [通話] in situations where you're specifically referring to a conversation via telephone or a similar communication method. ⚫︎It is applicable to landlines, mobile phones, or even internet-based voice calls (like VoIP).

⚫︎The word [通話] is usually written in kanji 通話. ⚫︎The hiragana reading is つうわ. ⚫︎There is no variation in okurigana for this word.

⚫︎電話 (でんわ, *denwa*) - Phone call (more general). ⚫︎呼び出し (よびだし, *yobidashi*) - Calling (implies the action of calling). ⚫︎Sometimes the verb 話す (はなす, *hanasu*) - to speak/talk - can be used in a context referring to a phone call if the meaning is clear.

⚫︎While there isn't a direct antonym, words or phrases referring to *not* communicating via phone or ending a call could be considered antonymous in context: ⚫︎切る (きる, *kiru*) - to hang up/cut off (a call). ⚫︎会う (あう, *au*) - to meet (in person). ⚫︎手紙 (てがみ, *tegami*) - letter (for written communication).

[通話]中に電波が悪くなりました。 ・Translation: The signal became bad during the call. ・Explanation: This sentence describes a problem that happened while the phone call was in progress.

友達と３０分間[通話]しました。 ・Translation: I talked with my friend for 30 minutes on the phone. ・Explanation: This sentence explains how long the phone call with a friend lasted.

The word [通話] is a compound word. 通 (*tsuu*) means "to pass through, to communicate, to be connected," and 話 (*wa*) means "talk, speech, conversation." Therefore, [通話] literally means "to pass speech through", reflecting the act of speaking through a medium (like a telephone).