Translation guide
The English word 'saliva' refers to the watery fluid in the mouth. In Japanese, the most common and natural word is 唾液 (daeki), but in casual or everyday contexts, つば (tsuba) is often used. There are also more specific or colloquial terms.
The neutral, standard word for saliva, used in medical, scientific, and everyday contexts.
The standard, neutral term for saliva. Used in medical, scientific, and formal contexts, but also in everyday speech.
When saliva secretion decreases, your mouth gets dry.
This medicine increases the amount of saliva.
A more casual, everyday word for saliva or spit. Often used in phrases like 'to spit' or when talking about saliva in a non-scientific way.
A slightly more formal or literary term for saliva, sometimes used in set phrases. Less common in daily conversation.
When referring to saliva that is spat out or the act of spitting, Japanese often uses different words.
When saliva drips or flows out, especially in sleep or due to desire, specific words are used.
The standard word for drool or slobber. Used for saliva that drips from the mouth, often while sleeping or in babies.
The baby is drooling.
I drooled while sleeping.
The kanji for よだれ, used in literary or formal contexts. Rare in everyday writing.
唾液 (daeki) is the formal, medical term for saliva. つば (tsuba) is casual and often refers to spit or the act of spitting. よだれ (yodare) specifically means drool, saliva that flows out unintentionally. Use 唾液 in scientific contexts, つば in everyday talk about spitting, and よだれ for drooling.
In English, 'saliva' is a neutral word, but directly translating it to 唾液 in casual conversation can sound overly clinical. Use つば or よだれ depending on the situation.
Don't spit.
I'm so nervous I can't produce saliva.
To swallow one's saliva.
Spitting is a breach of etiquette.
To wait with drool hanging (idiomatic: to eagerly await).