трошливост angolul

fragility [fragilities]▼(condition or quality of being fragile)
noun
[UK: frə.ˈdʒɪ.lɪ.ti] [US: frə.ˈdʒɪ.lə.ti]

friability [friabilities]▼(quality of being friable)
noun
[UK: ˌfraɪə.ˈbɪ.lɪ.ti] [US: ˌfraɪə.ˈbɪ.lɪ.ti]