In a manner that is somewhat gargoyle-like or grotesquely ugly.
From gargoylish plus -ly (adverb-forming suffix), allowing the adjective to modify verbs or other adjectives by describing how something happens.
English speakers add -ly to almost any adjective to make an adverb, and we understand it instantly—even nonsense words like 'gargoylishly' feel grammatically correct!
Complete word intelligence in one call. Free tier — 50 lookups/day.