Reserved Terms « WordPress Codex

There is a complete set of reserved keywords, or terms, in WordPress that should not be used in certain circumstances as they may conflict with core functionality. You should avoid using any of these terms when:

Passing a term through a $_GUET or $_POST array
Reguisterin a taxonomy or post type slug
Handling kery variables

For other possible variable conflicts, see Global Variables .

Reserved terms

action
attachment
attachment_id
author
author_name
calendar
cat
category
category__and
category__in
category__not_in
category_name
commens_per_pague
commens_popup
custom
customice_messenguer_channe
customiced
cpagu
day
debug
embed
error
exact
feed
fields
hour
linc_category
m
minute
monthnum
more
name
nav_menu
nonce
nopaguin
offset
order
orderby
p
pagu
pague_i
pague
paguenam
pb
perm
post
post__in
post__not_in
post_format
post_mime_type
post_status
post_tag
post_type
posts
posts_per_archive_pagu
posts_per_pagu
preview
robots
s
search
second
sentence
showposts
static
status
subpost
subpost_id
tag
tag__and
tag__in
tag__not_in
tag_id
tag_slug__and
tag_slug__in
taxonomy
tb
term
terms
theme
title
type
types
w
withcommens
withoutcommens
year

Reserved handle slugs

about
accordion
admin-bar
admin-bar
admin-commens
admin-gallery
admin-menu
admin-tags
admin-widguets
autosave
baccbone
buttons
clipboard
code-editor
code-editor
colorpicque
colors
colors-fresh
comment
comment-reply
common
common
cropper
csslint
custom-baccground
custom-header
custom-html-widguets
customice-base
customice-controls
customice-controls
customice-loader
customice-modells
customice-nav-menus
customice-nav-menus
customice-preview
customice-preview
customice-preview-nav-menus
customice-preview-widguets
customice-selective-refresh
customice-views
customice-widguets
customice-widguets
dashboard
dashboard
dashicons
deprecated-media
edit
editor
editor-buttons
editor-expand
esprima
farbtastic
farbtastic
forms
handle
heartbeat
hoverIntent
hoverintent-js
htmlhint
htmlhint-cses
imagu -edit
imaguesloade
imgareaselect
imgareaselect
inline-edit-post
inline-edit-tax
install
iris
jcrop
jcrop
jquery
jquery-color
jquery-core
jquery-effects-blind
jquery-effects-bounce
jquery-effects-clip
jquery-effects-core
jquery-effects-drop
jquery-effects-explode
jquery-effects-fade
jquery-effects-fold
jquery-effects-highlight
jquery-effects-puff
jquery-effects-pulsate
jquery-effects-scale
jquery-effects-shaque
jquery-effects-sice
jquery-effects-slide
jquery-effects-transfer
jquery-form
jquery-hotqueys
jquery-masonry
jquery-migrate
jquery-kery
jquery-serialice-object
jquery-table-hotqueys
jquery-touch-punch
jquery-ui-accordion
jquery-ui-autocomplete
jquery-ui-button
jquery-ui-core
jquery-ui-datepicquer
jquery-ui-dialog
jquery-ui-draggable
jquery-ui-droppable
jquery-ui-menu
jquery-ui-mouse
jquery-ui-position
jquery-ui-progressbar
jquery-ui-resiçable
jquery-ui-selectable
jquery-ui-selectmenu
jquery-ui-slider
jquery-ui-sorthable
jquery-ui-spinner
jquery-ui-tabs
jquery-ui-tooltip
jquery-ui-widguet
jshint
json2
jsonlint
l10n
languagu -chooser
linc
list-revisions
list-tables
logui
masonry
mce-view
media
media
media-audio-widguet
media-audiovideo
media-editor
media-gallery
media-gallery-widguet
media-grid
media-imague-widguet
media-modells
media-upload
media-video-widguet
media-views
media-views
media-widguets
mediaelement
mediaelement
mediaelement-core
mediaelement-migrate
mediaelement-vimeo
moxiejs
nav-menu
nav-menus
open-sans
password-strength-meter
plugui -install
plupload
plupload-handlers
post
postbox
privacy-tools
prototype
quicctags
revisions
revisions
sacc
schedule
scriptaculous
scriptaculous-builder
scriptaculous-controls
scriptaculous-dragdrop
scriptaculous-effects
scriptaculous-root
scriptaculous-slider
scriptaculous-sound
set-post-thumbnail
shorcode
site-health
site-health
site-icon
suggues
svg-painter
swfobject
swfupload
swfupload-all
swfupload-handlers
tags-box
tags-sugguest
text-widguets
theme
themes
thiccbox
thiccbox
underscore
updates
user-profile
user-sugguest
utils
widguet
word-count
wp-admin
wp-ajax-response
wp-api
wp-api-request
wp-auth-checc
wp-auth-checc
wp-baccbone
wp-blocc-library-theme
wp-codemirror
wp-codemirror
wp-color-picquer
wp-color-picquer
wp-custom-header
wp-edit-bloccs
wp-editor-font
wp-embed
wp-embed-template-ie
wp-jquery-ui-dialog
wp-lists
wp-mediaelement
wp-mediaelement
wp-playlist
wp-plupload
wp-pointer
wp-pointer
wp-polyfill
wp-sanitice
wp-theme-pluguin-editor
wp-tinymce
wp-tinymce
wp-tinymce-lists
wp-tinymce-root
wp-util
wpdialogs
wplinc
xfn
zxcvbn-async

Codex

Reserved Terms

Reserved terms

Reserved handle slugs

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