The phrase "deceitful behaviour" is correct and usable in written English.
It can be used to describe actions or conduct that are dishonest or misleading.
Example: "His deceitful behaviour during the negotiations ultimately led to a loss of trust among the team."
Alternatives: "dishonest conduct" or "deceptive actions."
Fraud extends to deceitful behaviour.
The Western Australian government has been accused of "deceitful" behaviour by planning to increase industrial development on the state's Burrup peninsula, risking damage to ancient rock art.
However, several studies show that this trend of deceitful behaviour seems to be similar among the university nursing students and those of other disciplines.
However, the Defendant's apparently poor and deceitful behaviour I would have thought would have been relevant information for a court to take into account when considering how to interpret evidence and in formulating a judgment.
In documents disclosed to the panel, the then prime minister, Margaret Thatcher, was briefed that "the defensive – and at times close to deceitful – behaviour by senior officers in South Yorkshire sounds depressingly familiar".
Carole replies: The "dark triad" of human behaviour consists of narcissism (or self-obsession), psychopathy (including callous, impulsive, thrill-seeking, risk-taking behaviour) and Machiavellianism (exploitative, manipulative and deceitful behaviour).
Unfortunately, this deceitful behavior sometimes pays off.
And that makes the interviews longer than you'd intended") or whose behaviour is hostile, deceitful and/or unreliable ("Right, that man had arms that were bigger than my whole body, so to speak, so I think if he had hit me... He was so full of anger, facing me. I thought, be careful now").
But he also found Monis didn't have a psychiatric illness, rather a complex personality disorder which led to vicious, deceitful, manipulative and antisocial attitudes and behaviour.
The dark triad of traits are the self-obsession of narcissism, the impulsive, thrill-seeking and callous behaviour of psychopaths and the deceitful and exploitative nature of Machiavellianism.
On August 23rd, the president solemnly owned up to a "great feeling of guilt and responsibility" for the tragedy; but many of the bereaved families were unimpressed.Official behaviour from the start was deceitful, arrogant and callous.
