There are certain reserved keywords that we do not allow using for names of Pods, Groups, or Fields because they are reserved in WordPress or Pods for other uses.
WordPress reserved keywords
These are reserved in WordPress and using them may cause unexpected problems on your site.
attachmentattachment_idauthorauthor_namecalendarcatcategorycategory__andcategory__incategory__not_incategory_namecomments_per_pagecomments_popupcustomcustomize_messenger_channelcustomizedcpagedaydebugembederrorexactfeedhourlink_categorymminutemonthnummorenamenav_menunoncenopagingoffsetorderorderbyppagepage_idpagedpagenamepbpermpostpost__inpost__not_inpost_formatpost_mime_typepost_statuspost_tagpost_thumbnailpost_thumbnail_urlpost_typepostsposts_per_archive_pageposts_per_pagepreviewrobotsssearchsecondsentenceshowpostsstaticsubpostsubpost_idtagtag__andtag__intag__not_intag_idtag_slug__andtag_slug__intaxonomytbtermtermsthemetitletypewwithcommentswithoutcommentsyear
Pods reserved keywords
These are reserved in Pods and we recommend against using them.
idID
Customizing the reserved keywords
You can filter the pods_reserved_keywords filter and add additional keywords you would like to restrict by.