Oxford English and Spanish Dictionary, Synonyms, and Spanish to English Translator

Definition of treacherousness in English:

‘The introduction speaks of the harshness and treacherousness of the Antarctic - so much so that I actually felt a chill.’

‘Fairbanks is made out to be a pretty dangerous town with flights in the winter operating perhaps only a few times a week due to the difficulty and treacherousness of getting around the ice fog.’
‘Thus far, their collected data confirm the treacherousness of the bottom.’
‘In mythology, the treacherousness of water is personified as alluring and irresistible women without souls who lure unwary men to a watery death.’
‘But caution must be adopted that nobody underestimates the treacherousness, cunning, craftiness and the ruthlessness of the regime.’