1) How villains often smile 2) In a complacent manner 3) In a smug manner 4) With complacency 5) With folded arms and a smile Found on https://www.crosswordclues.com/clue/smugly
adverb in a smug manner; `the bureaucrats explained smugly that the facts provided by their own experts show no cause for concern` Found on https://www.encyclo.co.uk/local/20974