Answer: ctrl

AnswerCrossword Clue
CTRL

Key linked with Alt and Del

CTRL

...-Alt-Del

CTRL

Corner computer key

CTRL
PC key beneath Shift
CTRL
Computer-key letters
CTRLPC key
CTRLBottom-row PC key
CTRLLower-left PC key
CTRLOn a PC, it does nothing by itself
CTRLPC corner key
CTRLKey in a corner
CTRLKey not used by itself
CTRLPC key below Shift
CTRLKey used in combinations
CTRLLaptop key
CTRLKey not used alone
CTRLPC feature that doesn't do anything by itself
CTRLSW corner key
CTRLShortcut key
CTRLPC keyboard key
CTRLCorner combo-key
CTRLKey at the bottom left
CTRLCorner PC key
CTRLPC command key
CTRLBottom row key
CTRLShift neighbor
CTRLCorner key
CTRLShift neighbor, on PC keyboards
CTRLComputer keyboard key
CTRLComputer-keyboard key
CTRLComputer key
CTRLComputer key near Shift
CTRLKeyboard abbr.
CTRL..+Alt+Delete
CTRLShift-key neighbor
CTRLKey near Shift
CTRLKey that won't work alone
CTRLKeyboard key
CTRLPC combo key
CTRLLower-left key on many keyboards