The document analyzes word categories used in Facebook posts and how they relate to age and number of friends. It breaks down language data from Facebook posts into categories like pronouns, emotions, social words, and more. The Facebook Data Team published the findings in December 2010 to provide insight into what types of language people use at different life stages and social circles.

1. Word Categories and Age 1st Person Pronouns Body States Sleeping Sexual Physical States and Functions “I” Pronouns School Swear Words Anger Negative Emotions “What’s on your mind.” Facebook Data Team. Data Facebook. Dec. 23/10. http://on.fb.me/gEY0qP

2. Word Categories and Age Total Word Count Articles Prepositions Social Processes Inclusive Other people Religious words Positive emotions “We” pronouns Metaphysical 1st Person Pronouns Body States Sleeping Sexual Physical States and Functions “I” Pronouns School Swear Words Anger Negative Emotions “What’s on your mind.” Facebook Data Team. Data Facebook. Dec. 23/10. http://on.fb.me/gEY0qP

3. Word Categories and Friend Count Motion Prepositions Articles Positive Emotions Home Emotional Words Present Tense Verb Family Past Tense Verb Time “What’s on your mind.” Facebook Data Team. Data Facebook. Dec. 23/10. http://on.fb.me/gEY0qP

4. Word Categories and Friend Count 2nd Person Pronouns Social Processes Other People Communication Total Word Count Hearing Up Swear Words Religious Words Sexual Motion Prepositions Articles Positive Emotions Home Emotional Words Present Tense Verb Family Past Tense Verb Time “What’s on your mind.” Facebook Data Team. Data Facebook. Dec. 23/10. http://on.fb.me/gEY0qP