Translation guide
The English word 'siphon' can refer to a physical device for moving liquid, the action of using such a device, or metaphorically to the act of diverting resources. This guide covers how to express these meanings naturally in Japanese.
Referring to the actual siphon tube or device used to transfer liquid from one container to another.
The most common and direct loanword for the physical siphon device. Widely understood.
I used a siphon to drain the water from the tank.
An alternative spelling of the loanword, less common but still used.
This siphon is old but still usable.
A native Japanese compound meaning 'suction pipe'. More descriptive but less common than the loanword.
In the experiment, we transferred the liquid using a siphon tube.
Describing the process of moving liquid using a siphon, or the verb 'to siphon' in a physical sense.
The most natural way to say 'to siphon out' using the loanword and the verb 吸い出す (to suck out).
I siphoned out the gasoline.
Means 'to transfer using a siphon'. Suitable when the focus is on moving liquid from one place to another.
I siphoned the wine from the bottle to the decanter.
A general verb meaning 'to suck up' or 'to pump up'. Can be used for siphoning without specifying the device, but is broader in meaning.
Using 'siphon' figuratively to mean secretly taking money, funds, or resources for another purpose.
Means 'to divert funds'. This is the standard business/political term for misappropriating money.
He siphoned company funds into his personal account.
Means 'to embezzle'. Stronger and more criminal-sounding than 流用する. Use when the siphoning is clearly illegal.
Can be used metaphorically to mean 'to siphon off' profits or resources, similar to the physical meaning. Often used in economic contexts.
Means 'to exploit' or 'to squeeze out'. Implies unfair extraction of value, often used in labor or resource contexts.
Using 'siphon' to describe redirecting people, talent, or focus away from something.
Means 'to poach' or 'to lure away' talent or personnel. Common in business contexts.
A rival company siphoned off our best engineers.
Means 'to take away' or 'to steal' (attention, customers, etc.). Can be used for siphoning off customers or focus.
Means 'to divert' or 'to distract' (attention, conversation). Use when siphoning attention away from something.
Do not use サイフォン for metaphorical siphoning of money or resources. It will sound like you are talking about a physical tube. Use the financial or abstract verbs provided instead.
Incorrect: 'to siphon funds' (literally using the word siphon)
Correct: to divert/misappropriate funds
I siphoned (pumped up) the kerosene.
The accountant was siphoning off the sales proceeds.
Large corporations are siphoning off the local profits.
The system siphons wealth from the workers.
新店舗が既存店の客を奪っている。
The new store is siphoning customers from existing ones.
彼の冗談が議論の焦点を逸らした。
His joke siphoned attention away from the main issue.