Ghoulishly rhymes with:
foolishly, bullishly, devilishly, foolishly, girlishly, stylishly, bearishly, bullishly, devilishly, foolishly, girlishly, lavishly, sheepishly, slavishly, sluggishly, stylishly
Ghoulishly sounds like:
gallogly, geological, gillogly, glacial, glycel, glycol