intensity [intensities](quality of being intense) noun [UK: ɪn.ˈten.sɪ.ti] [US: ˌɪn.ˈten.sə.ti]He was overwhelmed by the intensity of her love. = Era sopraffatto dall'intensità dell'amore di lei.
strength [strengths](intensity of a force or power) noun [UK: streŋθ] [US: ˈstreŋkθ]
intensità in candele noun
candlepower [candlepowers](former measurement of brightness of a light source) noun