lorazepam vs benzodiazepine

lorazepam and benzodiazepine both are nouns.

Word	Noun	Adjective	Verb	Adverb
lorazepam	Yes	No	No	No
benzodiazepine	Yes	No	No	No

As nouns, benzodiazepine is a hypernym of lorazepam; that is, benzodiazepine is a word with a broader meaning than lorazepam:

lorazepam: tranquilizer (trade name Ativan) used to treat anxiety and tension and insomnia
benzodiazepine: any of several similar lipophilic amines used as tranquilizers or sedatives or hypnotics or muscle relaxants; chronic use can lead to dependency

lorazepam (noun)	benzodiazepine (noun)
tranquilizer (trade name Ativan) used to treat anxiety and tension and insomnia	any of several similar lipophilic amines used as tranquilizers or sedatives or hypnotics or muscle relaxants; chronic use can lead to dependency