Synonyms of walloping

1 Syllable
blimp, huge, gross, vast, big
2 Syllables
bigger, huger, massy, biggest, monster, monstrous, dusting, mighty, heroic, drubbing, whipping, whaling, caning, jumbo, hugest, hulking, mammoth, buller
3 Syllables
tremendous, cyclopean, mountainous, humongous, pythonic, gargantuan, enormous, gigantic, titanic, prodigious, stupendous, immense, herculean, colossal, behemoth, massive
4 Syllables
monumental, bunyanesque, brobdingnagian, gigantesque, mastodonic, large-scale, super-duper
5 Syllables
elephantine