If you're an ESL speaker or something thinking this will be useful, I'd suggest caution (heh, changed that from 'very wary'). Many of the proposed alternatives I saw clicking through 'random' have a subtlety or specificity that the original 'very adj' doesn't - so it sounds like you mean something you might not (probably don't) if you say 'colossal' instead of 'tall' or 'emaciated' instead of 'skinny' for example. An…
Perhaps better if the website proposed a list of options, with a comment on how they differ?