massive Synonyms

giant substantial hefty titanic monolithic enormous gigantic gargantuan huge great weighty heavy stupendous colossal bulky monumental towery tremendous unwieldy overwhelming vast vasty overweight voluminous oversize overgrown significant ponderable towering sizable spacious spatial serried roomy pythonic tall thumping prodigious ponderous super walloping 1000th large-scale full-size bullnecked macro man-sized meaningful multistory nonporous