diff --git a/crates/ui-egui/src/i18n/bg.tsv b/crates/ui-egui/src/i18n/bg.tsv
index 973bc63e3..8615552dc 100644
--- a/crates/ui-egui/src/i18n/bg.tsv
+++ b/crates/ui-egui/src/i18n/bg.tsv
@@ -2990,7 +2990,7 @@ font-technology	Variable	Променливи
 	Sixth Space	Шесто разстояние
 	Size	Размер
 	Size Tile to Art	Оразмеряване на плочката според обектите
-	Size/Leading	Размер/Интервал
+	Size/Leading	Размер/междуредие
 	Size:	Размер:
 	Ridges per segment:	Изпъкналости на сегмент:
 	Size: {size}  Tracking: {tracking}	Размер: {size}  Разредка: {tracking}
@@ -3666,8 +3666,8 @@ imageTrace	Outline	Контур
 	  — {n} characters from another font	  — {n} знака от друг шрифт
 	[Normal Character Style]	[Нормален стил на знак]
 	[Normal Paragraph Style]	[Нормален стил на абзац]
-	Top-to-Top Leading	Разстояние между редовете отгоре до горе
-	Bottom-to-Bottom Leading	Разстояние между редовете отдолу до долу
+	Top-to-Top Leading	Междуредие отгоре до горе
+	Bottom-to-Bottom Leading	Междуредие отдолу до долу
 	Burasagari	Бурасагари
 	Force	Принудително
 	About	Относно
@@ -5376,7 +5376,7 @@ theme	Appearance	Външен вид
 	Word Spacing:	Разстояние между думите:
 	Letter Spacing:	Разстояние между буквите:
 	Glyph Scaling:	Мащабиране на знаците:
-	Auto Leading:	Автоматична междуредова разредка:
+	Auto Leading:	Автоматично междуредие:
 	Single Word Justification:	Подравняване на единична дума:
 	Full Justify	Пълно двустранно
 	Minimum must not exceed Desired, nor Desired Maximum.	Минималната стойност не може да надвишава желаната, нито желаната – максималната.
diff --git a/crates/ui-egui/src/i18n/id.tsv b/crates/ui-egui/src/i18n/id.tsv
index 71d894fbe..b780f3289 100644
--- a/crates/ui-egui/src/i18n/id.tsv
+++ b/crates/ui-egui/src/i18n/id.tsv
@@ -5371,7 +5371,7 @@ swatch	Bright Violet	Violet cerah
 	Word Spacing:	Spasi Kata:
 	Letter Spacing:	Spasi Huruf:
 	Glyph Scaling:	Penskalaan Glif:
-	Auto Leading:	Spasi Baris Otomatis:
+	Auto Leading:	Leading otomatis:
 	Single Word Justification:	Perataan Kata Tunggal:
 	Full Justify	Rata Penuh
 	Minimum must not exceed Desired, nor Desired Maximum.	Minimum tidak boleh melebihi Diinginkan, dan Diinginkan tidak boleh melebihi Maksimum.
diff --git a/crates/ui-egui/src/i18n/pt-br.tsv b/crates/ui-egui/src/i18n/pt-br.tsv
index 45c606940..6f5fad182 100644
--- a/crates/ui-egui/src/i18n/pt-br.tsv
+++ b/crates/ui-egui/src/i18n/pt-br.tsv
@@ -3365,8 +3365,8 @@ font-technology	Variable	Variáveis
 	New Name	Novo nome
 	no variable to rename	nenhuma variável para renomear
 	no data set to rename	nenhum conjunto de dados para renomear
-	Top-to-Top Leading	Entrelinha de topo a topo
-	Bottom-to-Bottom Leading	Entrelinha de base a base
+	Top-to-Top Leading	Entrelinhamento de topo a topo
+	Bottom-to-Bottom Leading	Entrelinhamento de base a base
 	Burasagari	Burasagari
 	Force	Forçar
 	Miter	Ponta
@@ -5355,7 +5355,7 @@ mark-style	Japanese	Japonesas
 	Word Spacing:	Espaçamento entre Palavras:
 	Letter Spacing:	Espaçamento entre Letras:
 	Glyph Scaling:	Dimensionamento de Glifos:
-	Auto Leading:	Entrelinha Automática:
+	Auto Leading:	Entrelinhamento Automático:
 	Single Word Justification:	Justificação de Palavra Única:
 	Full Justify	Justificação Completa
 	Minimum must not exceed Desired, nor Desired Maximum.	O mínimo não pode passar do desejado, nem o desejado do máximo.
diff --git a/crates/ui-egui/src/i18n/tests.rs b/crates/ui-egui/src/i18n/tests.rs
index ff72a27dc..a92562e7c 100644
--- a/crates/ui-egui/src/i18n/tests.rs
+++ b/crates/ui-egui/src/i18n/tests.rs
@@ -460,6 +460,31 @@ fn zh_hans_is_simplified_and_mainland() {
     assert!(bad.is_empty(), "in zh-hans.tsv:\n{}", bad.join("\n"));
 }
 
+/// Each catalog names leading with one term: every word of the Character panel's Leading field
+/// (the text before " (", ignoring case) appears in the Auto Leading, Size/Leading, Top-to-Top
+/// Leading and Bottom-to-Bottom Leading rows outside their placeholders.
+/// A catalog without the Leading row, or without one of the others, is skipped for that check.
+#[test]
+fn leading_term_agrees_within_each_catalog() {
+    let mut bad = Vec::new();
+    for l in LANGUAGES.iter().filter(|l| !l.source.is_empty()) {
+        let (entries, _) = parse_entries(l.source);
+        let row = |src: &str| entries.iter().find(|(ctx, s, _)| ctx.is_empty() && s == src).map(|(_, _, tr)| tr.to_lowercase());
+        let Some(leading) = row("Leading").map(|tr| tr.split(" (").next().unwrap_or_default().trim().to_string()) else {
+            continue;
+        };
+        for src in ["Auto Leading:", "Size/Leading", "Top-to-Top Leading", "Bottom-to-Bottom Leading"] {
+            if let Some(text) = row(src) {
+                let bare = placeholders(&text).iter().fold(text.clone(), |t, p| t.replace(&format!("{{{p}}}"), " "));
+                for word in leading.split_whitespace().filter(|w| !bare.contains(*w)) {
+                    bad.push(format!("{}: {src:?} → {text:?} lacks {word:?} from the Leading field {leading:?}", l.code));
+                }
+            }
+        }
+    }
+    assert!(bad.is_empty(), "rows that name leading differently from the Leading field:\n{}", bad.join("\n"));
+}
+
 /// No translated word mixes Latin, Cyrillic and Greek letters, such as a Latin "A" typed in place
 /// of a Cyrillic "А". A word written in one script, such as "PDF" or "X" in a Russian row, is
 /// allowed.
diff --git a/crates/ui-egui/src/i18n/tr.tsv b/crates/ui-egui/src/i18n/tr.tsv
index bf6958f3f..2c8b32c66 100644
--- a/crates/ui-egui/src/i18n/tr.tsv
+++ b/crates/ui-egui/src/i18n/tr.tsv
@@ -1524,7 +1524,7 @@ font-technology	Variable	Değişken
 	Layers Panel Options	Katmanlar Paneli Seçenekleri
 	Layout:	Düzen:
 	Leader:	Lider:
-	Leading	Lider
+	Leading	Satır Aralığı
 	Left	Sol
 	Left Grid:	Sol Izgara:
 	Left in Front	Sol Önde
@@ -2897,7 +2897,7 @@ font-technology	Variable	Değişken
 	Sixth Space	Altıncı Uzay
 	Size	Boyut
 	Size Tile to Art	Sanata Boyut Döşeme
-	Size/Leading	Boyut/Öncülük
+	Size/Leading	Boyut/Satır Aralığı
 	Size:	Boyut:
 	Ridges per segment:	Segment başına sırtlar:
 	Size: {size}  Tracking: {tracking}	Boyut: {size} Takip: {tracking}
@@ -3557,8 +3557,8 @@ imageTrace	Outline	Kontur
 	  — {n} characters from another font	  — Başka bir yazı tipinden {n} karakterler
 	[Normal Character Style]	[Normal Karakter Stili]
 	[Normal Paragraph Style]	[Normal Paragraf Stili]
-	Top-to-Top Leading	Tepeden Tepeye Liderlik
-	Bottom-to-Bottom Leading	Aşağıdan Aşağıya Öncülük
+	Top-to-Top Leading	Tepeden Tepeye Satır Aralığı
+	Bottom-to-Bottom Leading	Aşağıdan Aşağıya Satır Aralığı
 	Burasagari	Burasagari
 	Force	kuvvet
 	About	Hakkında
diff --git a/crates/ui-egui/src/i18n/vi.tsv b/crates/ui-egui/src/i18n/vi.tsv
index cd22afbdf..92b3587e8 100644
--- a/crates/ui-egui/src/i18n/vi.tsv
+++ b/crates/ui-egui/src/i18n/vi.tsv
@@ -5033,7 +5033,7 @@ theme	Appearance	Giao diện
 	Word Spacing:	Khoảng cách từ:
 	Letter Spacing:	Khoảng cách chữ:
 	Glyph Scaling:	Tỷ lệ glyph:
-	Auto Leading:	Khoảng cách dòng tự động:
+	Auto Leading:	Giãn dòng tự động:
 	Single Word Justification:	Căn đều một từ:
 	Full Justify	Căn đều hoàn toàn
 	Minimum must not exceed Desired, nor Desired Maximum.	Giá trị tối thiểu không được vượt quá giá trị mong muốn, và giá trị mong muốn không được vượt quá tối đa.