{$old_status}_to_{$new_status}
Fires when a post is transitioned from one status to another.
WordPress File wp-includes/post.php
post_{$field}
Description Pending
post_mime_types
Filters the default list of post mime types.
post_stuck
Fires once a post has been added to the sticky list.
post_type_labels_{$post_type}
Filters the labels of a specific post type.
post_unstuck
Fires once a post has been removed from the sticky list.
post_updated
Fires once an existing post has been updated.
pre_delete_attachment
Filters whether an attachment deletion should take place.
pre_delete_post
Filters whether a post deletion should take place.
pre_{$field}
Filters the value of a specific post field before saving.