Translation guide
The English word 'wax' has several distinct meanings. This guide covers the most common ones for learners: the substance (candle wax, earwax), the action of applying wax, the moon's phase, and the idiomatic 'wax poetic'. Less common or obscure meanings are omitted.
Referring to the solid, often oily substance used for candles, polishing, or produced by the body.
General term for wax as a substance. Used for candle wax, beeswax, floor wax, etc.
This candle is made of beeswax.
床に蝋を塗って磨いた。
I applied wax to the floor and polished it.
Specifically earwax. Note: 耳 (ear) + 垢 (dirt/grime).
耳垢がたまっている。
I have a buildup of earwax.
Colloquial and slightly vulgar term for earwax. Literally 'ear crap'. Used in casual speech.
耳糞を取って。
Clean out your earwax.
Loanword from English. Often used for hair wax, car wax, or specific products. Can sound more modern or product-oriented.
ヘアワックスをつける。
I put on hair wax.
The act of applying wax to a surface, such as a car, floor, or skis.
Literally 'to apply wax'. The most common way to express the action.
車に蝋を塗った。
I waxed the car.
Using the loanword ワックス with the verb かける (to apply). Common for car waxing or floor waxing.
床にワックスをかける。
I wax the floor.
Noun form meaning 'waxing' (the act). Often used for floor waxing.
今日はワックスがけをする。
I'm going to do some waxing today.
Describing the moon as it becomes fuller, opposite of wane.
To speak or write in an increasingly enthusiastic, elaborate, or poetic manner.
To speak passionately or enthusiastically. Captures the sense of 'waxing eloquent' about a topic.
彼は自分の趣味について熱く語った。
He waxed eloquent about his hobby.
To use poetic expressions. More literal for 'wax poetic'.
彼女は夕日を見て詩的な表現をした。
She waxed poetic about the sunset.
To chatter on and on. Can be used for 'waxing' in a less formal, sometimes negative sense.
Can sound negative, implying the speaker is talking too much.
彼は自分の成功についてべらべらしゃべった。
He waxed on about his success.
English uses 'wax' and 'wane' for the moon, but Japanese uses 満ちる (to fill) and 欠ける (to be chipped/missing). Avoid direct translations like ワックスする for the moon.
蝋 (ろう) is the traditional Japanese word for wax and is used for natural waxes like beeswax or candle wax. ワックス is a loanword often used for commercial products (hair wax, car wax). In many contexts they are interchangeable, but ワックス may sound more modern or specific.