When a comment contains any of these words in its content, name, URL, e-mail, or IP, it will be marked as spam. One word or IP per line. It will match inside words, so “press” will match “WordPress.”
Default: NULL
Data type: String (possibly multi-line)
　

Hold a comment in the queue if it contains the value of this option or more.
Default: 2
Data type: Integer
　

Before a comment appears, an administrator must always approve the comment.
1 : Yes
0 : True (default)
Data type: Integer
　

E-mail me when anyone posts a comment.
1 : Yes (default)
0 : No
Data type: Integer
　

Allow comments (can be overridden with individual posts)
open : Allow comments (default)
closed : Disallow comments
Data type: String
　

Allow link notifications from other blogs (pingbacks and trackbacks).
open : Allow pingbacks and trackbacks from other blogs (default)
closed : Disallow pingbacks and trackbacks from other blogs
Data type: String
　

Attempt to notify any blogs linked to from the article (slows down posting).
1 : Yes (default)
0 : No
Data type: Integer
　

When a comment contains any of these words in its content, name, URL, e-mail, or IP, it will be held in the moderation queue. One word or IP per line. It will match inside words, so “press” will match “WordPress.”
Default: NULL
Data type: String (possibly multi-line)
　

E-mail me when a comment is held for moderation.
1 : Yes (default)
0 : No
Data type: Integer
　

Before a comment appears, the comment author must fill out his/her name and email.
1 : Yes (default)
0 : No
Data type: Integer
　

Enable WP-native threaded (nested) comments.
1 : Yes
0 : No (default)
Data type: Integer
　

Set the number of threading levels for comments.
1 thru 10 : levels
Default: 5
Data type: Integer
　

Avatar Display
1 : Yes – (default) Show Avatars
0 : No – Don’t show Avatars
Data type: Integer
　

Maximum Rating
G : (default) Suitable for all audiences
PG : Possibly offensive, usually for audiences 13 and above
R : Intended for adult audiences above 17
X : Even more mature than above
Data type: String
　

Default Avatar
mystery : (default) Mystery Man
blank : Blank
gravatar_default : Gravatar Logo
identicon : Identicon (Generated)
wavatar : Wavatar (Generated)
monsterid : MonsterID (Generated)
Data type: String
　

Automatically close comments on old articles
1 : Yes
0 : No (default)
Data type: Integer
　

Automatically close comments on articles older than x days
Default: 14
Data type: Integer
　

Break comments into pages
1 : Yes (default)
0 : No
Data type: Integer
　

Default: 50
Data type: Integer
　

Default: ‘newest’
Data type: String
　

asc : (default)
desc :
Data type: String
　

Comment author must have a previously approved comment
1 : Yes (default)
0 : No
Data type: