Related words かぼす Kabosu is another Japanese citrus, larger and milder than sudachi, often used similarly but with a slightly sweeter, less sharp taste.
ゆず Yuzu is a more aromatic citrus, used for its zest and juice in a wider range of dishes, including hot pots and desserts. Sudachi is sharper and more lime-like.
ライム Lime is a close Western equivalent, but sudachi has a unique, more complex flavor and is rarely eaten raw; it is used as a seasoning.
Written forms すだち Usage 71%
It is usually written in kana. This is the most common spelling.
スダチ Usage 27%
kana-only spelling
Katakana spelling is also used, especially in botanical or culinary contexts.
酢橘すだち Usage 2%
Alternate kanji spelling using 酢 (vinegar). Rarely used.
酸橘すだち
Kanji spelling using 酸 (acid) and 橘 (citrus). Rarely used; the kana form is strongly preferred.
醋橘すだち
Alternate kanji spelling using 醋 (vinegar). Rarely used.
Etymology The name すだち likely comes from 酢橘 (vinegar citrus), referring to its sour juice. The exact historical derivation is uncertain.
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