Here are a few options for the description of the WordPress post_tag “異常行為” (Yìcháng xíngwéi) in Traditional Chinese, depending on the context and desired level of formality:

**Option 1 (General & Concise):**

* **Description:** 指涉與常規不同的行為舉止。 (Zhǐshè yǔ chángguī bù tóng de xíngwéi jǔzhǐ.) – Refers to behaviors that deviate from the norm.

**Option 2 (More Detailed & Technical):**

* **Description:** 涵蓋各種被視為不符合社會規範或預期，與常態不同的行為表現。包括但不限於精神疾病徵兆、犯罪行為、社會反常現象等。 (Hángài gèzhǒng bèi shìwéi bù fúhé shèhuì guīfàn huò yùqí, yǔ chángtài bù tóng de xíngwéi biǎoxiàn. Bāokuò dàn bù xiàn yú jīngshén jíbìng zhēngzhào, fànzuì xíngwéi, shèhuì fǎncháng xiànxiàng děng.) – Encompasses various behavioral expressions that are deemed to not conform to social norms or expectations, differing from the usual. Includes, but is not limited to, symptoms of mental illness, criminal behavior, and social anomalies.

**Option 3 (Emphasizing Investigation/Analysis):**

* **Description:** 探討、分析或報導各種異常行為，及其原因、影響和相關研究。 (Tàntǎo, fēnxi, huò bàodǎo gèzhǒng yìcháng xíngwéi, jíqí yuányīn, yǐngxiǎng hé xiāngguān yánjiū.) – Investigates, analyzes, or reports on various abnormal behaviors, their causes, effects, and related research.

**Option 4 (Focusing on Examples):**

* **Description:** 探討人們做出不尋常、不合常理或違反社會規範的行為，例如：精神疾病、犯罪行為、怪異行為等等。 (Tàntǎo rénmen zuòchū bù xúncháng, bù hé chánglǐ huò wéifǎn shèhuì guīfàn de xíngwéi, lìrú: jīngshén jíbìng, fànzuì xíngwéi, guài yì xíngwéi děngděng.) – Explores people’s unusual, irrational, or socially deviant behaviors, such as: mental illnesses, criminal behavior, bizarre behaviors, and so on.

**Which option to choose?** Consider:

* **The tone of your website:** Is it academic, journalistic, casual, or something else?
* **The topics covered:** Does your website focus on specific types of abnormal behavior (e.g., criminal, psychological)?
* **Your target audience:** Who are you trying to reach?

For most general purposes, **Option 1 or 4** would be suitable. Option 2 is more suitable for a site focusing on technical or detailed analyses. Option 3 is excellent if your site focuses on the study of such behaviors. Remember to choose the description that best fits the specific context and content of your WordPress site.