deceptive
adjective
dɪˈseptɪv 
dɪˈseptɪv likely to make you believe something that is not true
Synonym
misleadinga deceptive advertisementAppearances can often be deceptive (= things are not always what they seem to be).the deceptive simplicity of her writing style (= it seems simple but is not really)deceptively dɪˈseptɪvli dɪˈseptɪvli 