Translation guide
A decorative frill or collar, especially in historical or theatrical clothing, or a bird's neck feathers.
A stiff, pleated collar worn in the 16th–17th centuries, or a similar frill on clothing.
The standard term for a historical ruff collar. Literally 'pleated collar'.
彼はエリザベス朝の衣装で襞襟をつけていた。
He wore a ruff with his Elizabethan costume.
Loanword from English 'ruff', used in fashion or costume contexts.
このドレスにはラフが付いている。
This dress has a ruff attached.
General term for a frilled collar, not necessarily historical. 'Frill collar'.
そのブラウスはフリル襟が特徴的だ。
The blouse features a ruff collar.
A ring of feathers or fur around the neck of a bird or animal.
Specifically refers to a ruff of feathers around a bird's neck, like on a ruff (the bird).
エリマキシギの襟巻き羽は繁殖期に目立つ。
The ruff of the ruff (bird) becomes prominent during the breeding season.
General term for neck feathers or hackle feathers, can be used for a ruff.
その鳥は首の周りに白い襟羽がある。
The bird has a white ruff around its neck.
A thick ruff of fur around the neck of certain dog breeds or animals.
Descriptive phrase meaning 'fur around the neck', commonly used for dogs.
その犬は首周りの毛がふさふさしている。
That dog has a thick ruff of fur around its neck.
Usually 'mane', but can describe a thick ruff of fur around the neck of some animals.
ライオンは立派なたてがみを持っている。
The lion has a magnificent ruff (mane).
The English word 'ruff' has no single direct equivalent in Japanese. The translation depends heavily on context: historical clothing, bird anatomy, or animal fur. Using the wrong term can cause confusion.