Someone who tells falsehoods with the intent to deceive others or sway public opinion.
Examples:
1. Adam Schiff
2. Joe Biden
3. Karine Jean-Pierre
"But as for the cowardly, the faithless, the detestable, as for murderers, the sexually immoral, sorcerers, idolaters, and all liars, their portion will be in the lake that burns with fire and sulfur, which is the second death.” -Revelation 21:8
A name you call someone until they always say what you want to hear.
Person 1: Yes, I walked the dog.
Person 2: You liar.
Person 1: But I did!!!
What you are to someone who can't figure out how you do what you do successfully.
That there Jeremy is a liar, if it didn't work for me, it won't for anyone else!