In a way that is universal, broad-minded, or relating to Catholicism.
From 'catholic' + '-ly' (adverbial suffix). Follows the standard English pattern of converting adjectives to adverbs describing manner or quality.
The adverb form reveals how 'catholic' shifted from purely meaning 'universal' to also meaning 'relating to the Catholic Church,' so 'catholicly' can mean either universally or in a Catholic manner.
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