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diff --git a/source/backronyms.d b/source/backronyms.d
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+module backronyms;
+import std.stdio;
+import std.algorithm;
+import std.random;
+import std.conv;
+import std.range;
+import std.typecons;
+
+struct BackronymGenerator
+{
+	WordList nouns;
+	WordList adjectives;
+
+	static BackronymGenerator load()
+	{
+		return BackronymGenerator(
+			WordList.fromFile("SimpleWordlists/Wordlist-Nouns-Common-Audited-Len-3-6.txt"),
+			WordList.fromFile("SimpleWordlists/Wordlist-Adjectives-All.txt"),
+		);
+	}
+
+	string formatBackronymList(string word)
+	{
+		string ret;
+		for (int i = 0; i < word.length; i++)
+		{
+			ret ~= (
+				i + 1 == word.length
+					? this.nouns : this.adjectives
+			).findRandomWord(word[i]);
+			ret ~= '\n';
+		}
+		return ret;
+	}
+}
+
+struct WordList
+{
+
+	string[][char] words;
+
+	string[] findBackronym(string word)
+	{
+		string[] ret;
+
+		foreach (c; word)
+		{
+			ret ~= this.findRandomWord(c);
+		}
+
+		return ret;
+	}
+
+	string findRandomWord(char start)
+	{
+		return this.words[start].choice;
+	}
+
+	static WordList fromFile(string filePath)
+	{
+		auto file = File(filePath);
+		return fromLines(file.byLine.map!(to!string));
+	}
+
+	static WordList fromLines(R)(R lines)
+			if (isInputRange!R && is(ElementType!R == string))
+	{
+		WordList ret;
+
+		foreach (line; lines)
+		{
+			if (line.length == 0)
+				continue;
+
+			ret.words[line[0]] ~= line;
+		}
+
+		return ret;
+	}
+
+}