Synset

extraordinarily large in size or extent or amount or power or degree
<adj.all>   freq. cnt.: 36 freq. cnt.: 19 freq. cnt.: 17

enormous

tremendous

sample sentences

"an enormous boulder"
"enormous expenses"
"tremendous sweeping plains"
"a tremendous fact in human experience
that a whole civilization should be dependent on technology"- Walter Lippman
"a plane took off with a tremendous noise"