deceitful

This term describes a persistent trait of dishonesty or a specific intent to mislead. It carries a strong negative moral judgment, suggesting a calculated effort to manipulate the truth for personal gain or to hide a flaw. While similar to dishonest, this word emphasizes the act of creating a false impression or a facade. It is frequently used to describe people who are habitually untrustworthy or marketing materials that intentionally misrepresent a product.