The word 'duplicitous' often implies using ambiguous language to conceal the truth or to mislead. His duplicitous statements confused the committee, as he promised support but suggested opposition.
Pro Tip 2/3
Negative Connotation
'Duplicitous' has a strongly negative connotation, suggesting intentional deception and untrustworthiness. People considered him duplicitous after discovering his secret plot against the team.
Pro Tip 3/3
Interpersonal Relations
Using 'duplicitous' in relation to someone can damage relationships, as it denotes betrayal. She felt betrayed by her friend's duplicitous actions during the negotiation.