1) By corrupt means 2) By lying 3) Corruptly 4) Dangerously 5) Dishonestly 6) Disloyally 7) Falsely 8) Fraudulently 9) In a dishonest fashion 10) Misleadingly 11) Underhandedly 12) Unfairly 13) Unfaithfully 14) Untruthfully 15) Venally 1) Craftily 2) Dishonestly 3) Disloyally 4) Falsely 5) Untruthfully 6) Venally 
• (adv.) With intent to deceive.
De·ceit'ful·ly adverb With intent to deceive.