wp_cf_form_entries
StaticStores form definitions and related configuration.
Safe to delete?
If you have uninstalled Ninja Forms – The Contact Form Builder That Grows With You, this table is generally safe to remove. However, always back up your database first.
Note: Some plugins share tables or are dependencies of other plugins. Verify nothing else depends on this table before dropping it.
How to remove this table
DROP TABLE IF EXISTS `wp_cf_form_entries`;
Run this query using phpMyAdmin, Adminer, or your MySQL client. Back up first.
Other tables from Ninja Forms – The Contact Form Builder That Grows With You