bound wordlen by default

words/command.rkt

@@ -14,8 +14,8 @@
   (define letters "abcdefghijklmnopqrstuvwxyz")
   (define mandatory #false)
   (define combo #false)
-  (define min-size #false)
-  (define max-size #false)
+  (define min-size 5)
+  (define max-size 10)
   (define count 20)
   (define hide-plurals #true)
   (define proper-names #false)