diff --git a/lib/create-tree.js b/lib/create-tree.js
index eec6f240a8..0a5e477112 100644
--- a/lib/create-tree.js
+++ b/lib/create-tree.js
@@ -4,10 +4,22 @@ import fs from 'fs/promises'
 import Page from './page.js'
 const __dirname = path.dirname(fileURLToPath(import.meta.url))
 
+// Module level cache
+const _basePaths = new Map()
+// Return a full directory based on __dirname from a specific language directory.
+// This function is memoized with a simple global cache object.
+function getBasePath(directory) {
+  if (!_basePaths.has(directory)) {
+    _basePaths.set(directory, path.posix.join(__dirname, '..', directory, 'content'))
+    console.log(_basePaths.get(directory))
+  }
+  return _basePaths.get(directory)
+}
+
 export default async function createTree(originalPath, langObj) {
   // This basePath definition is needed both here and in lib/page-data.js because this
   // function runs recursively, and the value for originalPath changes on recursive runs.
-  const basePath = path.posix.join(__dirname, '..', langObj.dir, 'content')
+  const basePath = getBasePath(langObj.dir)
 
   // On recursive runs, this is processing page.children items in `/<link>` format.
   // If the path exists as is, assume this is a directory with a child index.md.
diff --git a/script/i18n/prune-stale-files.js b/script/i18n/prune-stale-files.js
new file mode 100755
index 0000000000..69ebd18f54
--- /dev/null
+++ b/script/i18n/prune-stale-files.js
@@ -0,0 +1,55 @@
+#!/usr/bin/env node
+import fs from 'fs'
+import path from 'path'
+import walk from 'walk-sync'
+import program from 'commander'
+import languages from '../../lib/languages.js'
+
+program
+  .description(
+    `Removes any file in the translations directory that doesn't have a 1-1 mapping with an English file in the content directory`
+  )
+  .option('-d, --dry-run', `List the files that will be deleted, but don't remove them).`)
+  .parse(process.argv)
+
+const languageDir = Object.keys(languages)
+  .filter((language) => !languages[language].wip && language !== 'en')
+  .map((language) => languages[language].dir)
+
+main()
+
+async function main() {
+  const listOfContentFiles = walk(path.join(process.cwd(), 'content'), {
+    includeBasePath: false,
+    directories: false,
+  })
+
+  const translatedFilePaths = []
+  languageDir.forEach((directory) => {
+    const listOfFiles = walk(path.join(directory, 'content'), {
+      includeBasePath: true,
+      directories: false,
+    }).map((path) => path.replace(process.cwd(), ''))
+    translatedFilePaths.push(...listOfFiles)
+  })
+
+  let outOfSyncFilesCount = 0
+  translatedFilePaths.forEach((translatedFilePath) => {
+    const translationRelativePath = translatedFilePath.split('/content/')[1]
+
+    // If there is a 1:1 mapping of translated file to english file
+    // we're in sync, don't log
+    if (listOfContentFiles.includes(translationRelativePath)) {
+      return
+    }
+
+    outOfSyncFilesCount++
+    if (!program.opts().dryRun) {
+      fs.unlinkSync(translatedFilePath)
+    } else {
+      console.log(translatedFilePath)
+    }
+  })
+
+  console.log(`Out of sync file size: ${outOfSyncFilesCount}`)
+}