口語|こうごkougo[0]heiban (flat)

1. nounspoken language; colloquial speech
   口語こうご的てきな話し方はなしかたが日常にちじょう会話かいわでは使つかわれている。↗

   Colloquial speech is used in everyday conversation.
2. noun(modern) spoken Japanese; written style based on (modern) spoken Japanese

• Synonym話し言葉はなしことばNeutralA native-Japanese term for language used in speech, synonymous with 「口語」 in that sense; 「口語」 additionally covers modern Japanese and the colloquial written style.
• Related俗語ぞくごNeutralRefers to informal, slangy expressions such as trendy words; 「口語」 is not necessarily slangy and can also mean modern Japanese or the colloquial style.
• Antonym文語ぶんごWrittenA written term for the language of prose; in national grammar it specifically means classical Japanese, standing opposite to 「口語」.
• Antonym書き言葉かきことばNeutralLanguage as written in text; it stands opposite to 「口語」 and 「話し言葉」.

For spoken language, 「話し言葉」 and 「口語」 are interchangeable, but 「口語」 also means modern Japanese and the colloquial written style. Use 「俗語」 for slangy expressions; the opposites are 「書き言葉」 and, for classical grammar, 「文語」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 一般的いっぱんてきに会話かいわで使用しようされる語ご。平ひらたい表現ひょうげんを主体しゅたいとする。
2. （国文法こくぶんぽう）（古典こてん日本語にほんごに対たいして）現代げんだい日本語にほんご。