diff --git a/src/rules/border.ts b/src/rules/border.ts
index 534b7f3..e10450a 100644
--- a/src/rules/border.ts
+++ b/src/rules/border.ts
@@ -2,7 +2,7 @@ import type { CSSEntries, CSSObject, Rule, RuleContext } from '@unocss/core'
 import type { Theme } from '../theme'
 import { colorOpacityToString, colorToString, cornerMap, directionMap, globalKeywords, handler as h, hasParseableColor, parseColor } from '../utils'
 
-const borderStyles = ['solid', 'dashed', 'dotted', 'double', 'hidden', 'none', 'groove', 'ridge', 'inset', 'outset', ...globalKeywords]
+export const borderStyles = ['solid', 'dashed', 'dotted', 'double', 'hidden', 'none', 'groove', 'ridge', 'inset', 'outset', ...globalKeywords]
 
 export const borders: Rule[] = [
   // compound
diff --git a/src/rules/typography.ts b/src/rules/typography.ts
index c9372fe..a6f9cb0 100644
--- a/src/rules/typography.ts
+++ b/src/rules/typography.ts
@@ -63,11 +63,11 @@ export const fonts: Rule<Theme>[] = [
   ],
 
   // synthesis
-  [
-    /^font-synthesis-(.+)$/,
-    ([, s]) => ({ 'font-synthesis': s }),
-    { autocomplete: 'font-synthesis-(none|weight|style|small-caps)' },
-  ],
+  ['font-synthesis-weight', { 'font-synthesis': 'weight' }],
+  ['font-synthesis-style', { 'font-synthesis': 'style' }],
+  ['font-synthesis-small-caps', { 'font-synthesis': 'small-caps' }],
+  ['font-synthesis-none', { 'font-synthesis': 'none' }],
+  [/^font-synthesis-(.+)$/, ([, s]) => ({ 'font-synthesis': h.bracket.cssvar.global(s) })],
 
   // tracking
   [
diff --git a/test/__snapshots__/preset-mini.test.ts.snap b/test/__snapshots__/preset-mini.test.ts.snap
index 16cbb74..34871bd 100644
--- a/test/__snapshots__/preset-mini.test.ts.snap
+++ b/test/__snapshots__/preset-mini.test.ts.snap
@@ -300,9 +300,11 @@ div:hover .group-\\\\[div\\\\:hover\\\\]-\\\\[combinator\\\\:test-4\\\\]{combina
 .lh-\\\\$variable{line-height:var(--variable);}
 .leading-inherit{line-height:inherit;}
 .lh-\\\\[1\\\\.5\\\\]{line-height:1.5;}
-.font-synthesis-inherit{font-synthesis:inherit;}
-.font-synthesis-small-caps{font-synthesis:small-caps;}
 .font-synthesis-weight{font-synthesis:weight;}
+.font-synthesis-small-caps{font-synthesis:small-caps;}
+.font-synthesis-\\\\[weight_style\\\\]{font-synthesis:weight style;}
+.font-synthesis-\\\\$synth{font-synthesis:var(--synth);}
+.font-synthesis-inherit{font-synthesis:inherit;}
 .font-tracking-1em{letter-spacing:1em;}
 .tracking-\\\\[2\\\\/5\\\\]{letter-spacing:2/5;}
 .tracking-\\\\$variable{letter-spacing:var(--variable);}
diff --git a/test/__snapshots__/preset-weapp.test.ts.snap b/test/__snapshots__/preset-weapp.test.ts.snap
index 4f5dcc2..d7e5271 100644
--- a/test/__snapshots__/preset-weapp.test.ts.snap
+++ b/test/__snapshots__/preset-weapp.test.ts.snap
@@ -393,8 +393,8 @@ exports[`preset-weapp > typography 1`] = `
 .font-leading-2,
 .leading-2{line-height:16rpx;}
 .leading-inherit{line-height:inherit;}
-.font-synthesis-small-caps{font-synthesis:small-caps;}
 .font-synthesis-weight{font-synthesis:weight;}
+.font-synthesis-small-caps{font-synthesis:small-caps;}
 .font-tracking-1em{letter-spacing:1em;}
 .tracking-2{letter-spacing:16rpx;}
 .tracking-inherit{letter-spacing:inherit;}
diff --git a/test/assets/preset-mini-targets.ts b/test/assets/preset-mini-targets.ts
index 6b365ea..bdf24e9 100644
--- a/test/assets/preset-mini-targets.ts
+++ b/test/assets/preset-mini-targets.ts
@@ -721,6 +721,8 @@ export const presetMiniTargets: string[] = [
   'font-50',
   'font-synthesis-weight',
   'font-synthesis-small-caps',
+  'font-synthesis-[weight_style]',
+  'font-synthesis-$synth',
   'font-synthesis-inherit',
   'font-inherit',
   'fw-900',