Threshold

capçalera

(start of the landing area)

llindar

(bottom-most part of a doorway)

llindar

(entrance)

llindar

(point at which an action is triggered)

llindar de tolerància

(point where one mentally or physically is vulnerable in response to provocation or to particular things in general)

límit

(point where one mentally or physically is vulnerable in response to provocation or to particular things in general)

punt de partida

(outset of an action or project)