Crossword Clue:

Crosses a threshold

AnswerCrossword Clue
ENTERSCrosses a threshold
ENTERSCrosses the threshold
LIMINALResembling a threshold.
JAMBSEdges of a threshold
LIMENThreshold, to a psychologist
JAMBIt's perpendicular to a threshold
PORTALDANGERTripping over a threshold, perhaps?