A female Greyhound Bus worker was viciously stabbed by a deranged New Jersey woman at the Port Authority Bus Terminal in Manhattan just as Tuesday morning’s rush was kicking off, according to police.

Horrified bystanders saw Angelle Thompson, 35, of Somerville standing over her helpless and terrified 25-year-old victim — clutching a blood-soaked blade, Port Authority officials and sources told The Post.

Thompson — who may have been involved in a previous dispute with her victim — is now facing attempted murder, assault and weapons possession charges.

A Greyhound Bus worker was slashed by another woman at the Port Authority Bus Terminal in Manhattan on Tuesday morning, police said. Bloomberg via Getty Images

“The victim sustained non-life-threatening injuries and was transported to the

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