truthfully adverb - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com.
What kind of adverb is truthfully?
adverb. 1In a way that expresses the truth; honestly. 'Journalists have an absolute right to write whatever they can report truthfully. '
Is the word truthfully an adjective?
TRUTHFUL (adjective) definition and synonyms | Macmillan Dictionary.