Je was op zoek naar: tight curve (Engels - Grieks)

tight
αδιάβροχο

~tight
Σφι~κτά

gas tight
αεροστεγής

gas-tight
αεριοστεγής

tight structure
σφιχτή δομή

finger-tight
σφιγμένο με τα δάχτυλα

whilst some slip roads offer a gradual curve others can be convoluted with tight bends in both directions, often with tightening radii.
Έξοδο αpiό τον κλειστό αυτοκινητόδρο"ο:

tights.
Καλσόν.