diff --git a/boggler/__main__.py b/boggler/__main__.py
index d370270..3cfe31a 100755
--- a/boggler/__main__.py
+++ b/boggler/__main__.py
@@ -44,7 +44,7 @@ def main():
         print("Invalid MAX_WORD_LENGTH. Please try again with a valid integer.")
         sys.exit()
 
-    boggle_tree = build_full_boggle_tree(boggle_board, args.wordlists)
+    boggle_tree = build_full_boggle_tree(boggle_board, Path(args.wordlists))
 
     if args.format:
         match args.format.lower():
diff --git a/boggler/board_randomizer.py b/boggler/board_randomizer.py
index b190843..d3e4a8a 100755
--- a/boggler/board_randomizer.py
+++ b/boggler/board_randomizer.py
@@ -2,11 +2,11 @@
 from sys import argv, stderr
 from random import randint, shuffle
 from math import sqrt, floor
-from os import path
+from pathlib import Path
 
 def read_dice_file(dice_path: str):
     '''Return list of die strings from file ignoring all comments (#)'''
-    with open(path.abspath(dice_path), 'r+', encoding="utf-8") as file:
+    with open(Path.absolute(dice_path), 'r+', encoding="utf-8") as file:
         return [line.rstrip().split(',') for line in file.readlines() if line[0] != "#"]
 
 def roll_die(die: str):
@@ -38,7 +38,7 @@ if __name__ == '__main__':
         print('Usage: python3 board_randomizer.py <dice_file>')
     else:
         try:
-            dice = read_dice_file(path.abspath(argv[1]))
+            dice = read_dice_file(Path(argv[1]))
             board = get_random_board_csv(dice)
             for r in range(0, int(floor(sqrt(len(dice))))):
                 print(board[r])
diff --git a/boggler/boggler_utils.py b/boggler/boggler_utils.py
index 92464dd..0d38018 100755
--- a/boggler/boggler_utils.py
+++ b/boggler/boggler_utils.py
@@ -1,7 +1,6 @@
 '''Boggler Utils'''
 from __future__ import annotations
-#from pathlib import Path
-from os import path
+from pathlib import Path
 from multiprocessing import Pool
 import logging as log
 import functools
@@ -368,7 +367,7 @@ def build_boggle_tree(args):
     sub_tree = WordTree(alphabet, WordNode(cell.letters, False, board_pos=cell.pos))
     return dict_tree.build_boggle_tree(board, cell, sub_tree)
 
-def build_full_boggle_tree(board: BoggleBoard, wordlist_path: str) -> dict[str, WordTree]:
+def build_full_boggle_tree(board: BoggleBoard, wordlist_path: Path) -> dict[str, WordTree]:
     '''Return dictionary of WordTree(s) for every letter on a BoggleBoard'''
     alphabet = sorted(set([cell.letters for cell in board.board.values()]))
     board_tree = {}
@@ -386,7 +385,7 @@ def build_full_boggle_tree(board: BoggleBoard, wordlist_path: str) -> dict[str,
 
         filename = "words_" + letters[0] + ".txt"
         try:
-            wordlist = read_wordlist(path.join(path.abspath(wordlist_path), filename))
+            wordlist = read_wordlist(Path(wordlist_path, filename))
             index[letters] = wordlist
             log.info(">> %s: %s", letters, filename)
         except FileNotFoundError:
@@ -412,15 +411,6 @@ def read_boggle_file(file):
     with open(file, 'r', encoding='utf-8') as file:
         return [x.rstrip().split(',') for x in file.readlines()]
 
-def write_wordlist(filename: Path, filetype: str = "txt", sort: bool = False):
-    match filetype:
-        case "txt":
-            pass
-        case "json":
-            pass
-        case _:
-            pass
-
 def find_paths_by_word(board_letters, dictionary_path, max_len):
     '''Return list of paths by word'''
     boggle_board = BoggleBoard(board_letters, max_len)
diff --git a/tests/test_solve_4x4_board.py b/tests/test_solve_4x4_board.py
index 8be470b..5710665 100755
--- a/tests/test_solve_4x4_board.py
+++ b/tests/test_solve_4x4_board.py
@@ -1,11 +1,9 @@
-import unittest
-from functools import reduce
 from itertools import chain
-from os import path
+from pathlib import Path
 import pytest
 from boggler.boggler_utils import BoggleBoard, build_full_boggle_tree
 
-WORDLISTS_DIR = path.abspath("./boggler/wordlists/dwyl/")
+WORDLISTS_DIR = Path("./boggler/wordlists/dwyl/").absolute()
 
 @pytest.fixture
 def board_4x4():
@@ -122,7 +120,7 @@ def board_4(board_4x4):
 
 @pytest.fixture
 def tree_4(board_4):
-    return build_full_boggle_tree(board_4, WORDLISTS_DIR)
+    return build_full_boggle_tree(board_4, Path(WORDLISTS_DIR))
 
 @pytest.fixture
 def found_words_4(tree_4):