diff --git a/README.md b/README.md
index a5c2331..c36152d 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 ## Installation
 
-To compile from source, you need to have `go` installed.
+To compile from the source, you need to have golang installed on the system.
 
     git clone https://github.com/weakish/xkcd936
     cd xkcd936
@@ -42,6 +42,17 @@ By default, xkcd936 will generate four words,
 consistent with the [xkcd936] comic.
 But xkcd936 can generate up to 12 words with the number specified in `-n`.
 
+By default, the BIP32 English word list is used.
+To use a BIP32 word list in another language, specify it in `-l`.
+
+Some diceware-derived lists can also be used:
+
+    - `diceware{1,2,3,4}`: four lists split from [diceware8k], containing 2048 words each.
+    - `diceware2k`: [a wordlist derived from diceware8k][diceware2k], containing 2048 short words.
+
+[diceware8k]: https://theworld.com/~reinhold/diceware8k.txt
+[diceware2k]: https://diceware2k.surge.sh
+
 ### As a Library
 
 ```go
diff --git a/main.go b/main.go
index 2ae141b..c16df14 100644
--- a/main.go
+++ b/main.go
@@ -13,7 +13,7 @@ func main() {
 	var titlized *bool = flag.Bool("t", false, "titlized words (English only)")
 	var version *bool = flag.Bool("V", false, "show version")
 	var number *int = flag.Int("n", 4, "number of words, 1 <= n <= 12")
-	var list *string = flag.String("l", "en", "word list: chs, cht, cs, en, fr, it, jp, ko, es")
+	var list *string = flag.String("l", "en", "word list: chs, cht, cs, en, fr, it, jp, ko, es, diceware{1,2,3,4} (split from diceware8k), diceware2k")
 	flag.Parse()
 
 	if *version {
diff --git a/morelists/diceware-short.go b/morelists/diceware-short.go
index e96fb22..f528344 100644
--- a/morelists/diceware-short.go
+++ b/morelists/diceware-short.go
@@ -9,7 +9,7 @@ var DicewareShort = strings.Split(strings.TrimSpace(diceware2k), "\n")
 //
 //     cat diceware8k.txt | egrep '^.{2,3}$' | wc -l # 2028
 //
-// And diceware8k contains 51 single character "word": (seperated by comma):
+// And diceware8k contains 51 single character "words": (seperated by comma):
 //
 //     ; cat diceware8k.txt | egrep '^.$' | tr '\n' ','
 //     a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,