added dictionary lookup

app/data-service.js

@@ -390,6 +390,12 @@
     }));
   }
 
+  async function loadWordsByPrefix(prefix) {
+    return fetchJson(buildApiUrl("/api/v1/words/prefix", {
+      prefix
+    }));
+  }
+
   async function loadTextLibrary(forceRefresh = false) {
     if (!forceRefresh && textLibraryCache) {
       return textLibraryCache;
@@ -642,6 +648,7 @@
     loadDeckOptions,
     loadGematriaWordsByValue,
     loadWordAnagrams,
+    loadWordsByPrefix,
     loadQuizCategories,
     loadQuizTemplates,
     loadTarotCards,