Synonyms of superincumbent

1 Syllable
mean, tough, cruel, bleak, harsh
2 Syllables
heavy, hefty, grievous, brutal, taxing, dismal, gloomy, grinding, unjust, carking, weighty, somber, first-string, five-star
3 Syllables
inhuman, demanding, superior, severe, backbreaking, onerous, headache, exigent, overlying, confining, depressing, despotic, exacting
4 Syllables
tyrannical, oppressive, disheartening, burdensome, overbearing, dictatorial, high-caliber, troublesome, ironhanded, heavy-handed, depressive, discouraging, dispiriting