Final answer:
The suffix '-ity' in the word 'sensitivity' indicates the state or quality of being sensitive.
Step-by-step explanation:
In the word 'sensitivity', the suffix '-ity' indicates that the noun is the state or quality of being sensitive. This suffix is commonly added to adjectives to form nouns that describe a particular state or quality.
For example, in the word 'sensitivity', the base word 'sensitive' is an adjective that means easily affected, influenced, or harmed. By adding the suffix '-ity', the word becomes a noun that refers to the state or quality of being sensitive.
Other words with the suffix '-ity' include 'purity' (the state or quality of being pure), 'diversity' (the state or condition of being diverse), and 'activity' (the state or quality of being active).