What is in a solemn manner; with gravity; seriously; formally. There in deaf murmurs solemnly are wise. Dryden. I do solemnly assure the reader. Swift called?

solemnly — In a solemn manner; with gravity; seriously; formally. There in deaf murmurs solemnly are wise. Dryden. I do solemnly assure the reader. Swift. (Webster's 1913.)

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