diff --git a/README.md b/README.md
index d638992..5468b0d 100644
--- a/README.md
+++ b/README.md
@@ -215,6 +215,16 @@ You might use CWs for:
 * Punchlines to jokes
 * Long posts that might otherwise fill up people's timelines
 
+Some common abbreviations you'll find in CWs are:
+
+* mh: mental health
+* ph: physical health
+* alc: alcohol
+* pol: politics, sometimes plus locale, like "uspol" means United States politics
+* pda: public display of affection
+* nsfw: not safe for work
+* ec: eye contact, usually used when there's a photograph attached
+
 In general, just use your best judgment; think "is there a reason someone might not want to see this?". You have the opportunity to take an extra moment and make the fediverse a nicer place for people to be. Why wouldn't you take that opportunity?
 
 **An important note:** Mastodon *does not* track hashtags that are in the text of a CW. Mastodon *does* track hashtags that are *under* a CW. Always put your hashtags in the body of your toot, never in the content warning.