to [@pennebaker2003words], youngsters tend to use more first-person (e.g. I) and second person singular (e.g. you) pronouns (Figure \[LIWC-age\]-G).

**Informal Language Markers; Swear, Netspeak:** Several studies highlighted the use of profanity by young adults has significantly increased over the last decade [@kaye2004watch]. We observed the same pattern in both the depressed and the control classes (Table \[Anova\]), although it’s rate is higher for depressed users [@de2013predicting]. Psychologists have also shown that swearing can indicate that an individual is not a fragmented member of a society[^26]. Depressed youngsters, showing higher rate of interpersonal involvement and relationships, have a higher rate of cursing (Figure \[LIWC-age\]-E). Also, Netspeak lexicon measures the frequency of terms such as lol and thx. **Sexual, Body:** Sexual lexicon contains terms like “horny”, “love” and “incest”, and body terms like “ache”, “heart”, and “cough”. Both start with a higher rate for depressed users while decreasing gradually while growing up, possibly due to changes in sexual desire as we age [^27] (Figure \[LIWC-age\]-H,I and Table \[Anova\].)

![Characterizing Linguistic Patterns in two aspects: Depressive-behavior and Age Distribution](linganaly){width="50.00000%"}

\[LIWC-age\]

**Quantitative Language Analysis:** We employ one-way ANOVA to compare the impact of various factors and validate our findings above. Table \[Anova\] illustrates our 