Lynch: (of a group of people) kill (someone) for an alleged offence without a legal trial, especially by hanging
gorilla in the room (plural gorillas in the room) A problem or difficult issue that is very obvious, but is ignored for the convenience or comfort of those involved.
Atone: make amends or reparation
Molasses: the thick dark to light brown syrup that is separated from raw sugar in sugar manufacture
Concurrence: agreement or consistency.