articulation; enunciation
Refers to the clarity of speech, often used in the phrase 呂律が回らない (slurred speech).
He got drunk and his speech became slurred.
緊張して呂律がうまく回らなかった。
I was so nervous I couldn't articulate properly.
Standard kanji spelling.
Kana spelling is common in everyday writing.
The kanji 呂 and 律 originally refer to musical pitch and rhythm, respectively. The compound 呂律 came to mean the rhythm and clarity of speech.