1. (adverb) in a corrupt and deceitful manner

• dishonestly
• venally

1. (adverb) in a corrupt and deceitful manner

• aboveboard
• honestly

1. (adverb) in a corrupt and deceitful manner

• ambidextrous
• deceitful
• double-dealing
• double-faced
• double-tongued
• duplicitous
• janus-faced
• two-faced
• bribable
• corruptible
• dishonest
• purchasable
• venal
• dishonest
• dishonorable