tErDj‖
5cHLT‖Strikethrough
AWFgC‖Draws a line through the selected text, or if the cursor is in a word, the entire word.
ebLJB‖From the menu bar:
BYBuZ‖Choose .
qBbLh‖From the tabbed interface:
ZdJAM‖Choose .
QdzcG‖Choose .
fZADu‖
tTfvv‖From the sidebar:
dYPMf‖Choose .
dywkw‖If the cursor is not in a word, the new text that you enter is struck through.