diff --git a/.custom_wordlist.txt b/.custom_wordlist.txt
index 4f3955a..0ee8b7f 100644
--- a/.custom_wordlist.txt
+++ b/.custom_wordlist.txt
@@ -1,5 +1,6 @@
 adapter
 adapter's
+AddingLaunchpadCelebrity
 analyze
 analyzer
 AppleApplications
@@ -9,6 +10,7 @@ appservers
 artifact
 artifacts
 aspirational
+AssertionsInLaunchpad
 attrgetter
 auditable
 auth
@@ -16,8 +18,11 @@ authorization
 authorized
 authorizes
 autocert
+autogenerated
 backend
 backends
+backtrace
+Backtraces
 Becca
 BEM
 Blazingly
@@ -25,6 +30,7 @@ bool
 boolean
 breakpoint
 browserconfig
+BrowserNotificationMessages
 bugtracker
 BugWatch
 BugWatches
@@ -38,6 +44,7 @@ Centralized
 cgroup
 cgroups
 changeset
+changesets
 charmcraft
 Cmd
 CMDLINE
@@ -60,8 +67,13 @@ customize
 CVE
 Dalia
 Dalia's
+DatabaseSchemaChangesProcess
 DatabaseSetup
+DatetimeUsageGuide
+DavidAllouche
+dbschema
 ddl
+DebuggingWithGdb
 defense
 defense
 deps
@@ -72,6 +84,7 @@ distroseries
 DistroSeries
 distutils
 DNS
+DocFileSuite
 docstring
 Docstring
 docstrings
@@ -81,22 +94,29 @@ doctests
 docutils
 downstreams
 dtrt
+EChangePolicy
 el
 else's
 emphasizes
 emphazising
+EnumCol
 epydoc
+Epytext
+ExceptionGuidelines
 executables
 facetted
 fastnodowntime
 favicons
+flavor
 formlib
 FreshLogs
 frontend
 frontends
+gangotri
 globals
 gunicorn
 gzip
+HackingLazrLibraries
 hostnames
 HSTS
 howto
@@ -111,16 +131,22 @@ InformationInfrastructure
 infos
 initialized
 integrations
+io
 ip
 IPv
 IPython
 javascript
+Javadoc
 jenkaas
 jenkins
 jinja
+kiko
 langpack
+LaunchpadAuthentication
+LaunchpadPpa
 lazr
 lifecycle
+listdir
 logpoints
 logrotate
 lookup
@@ -163,11 +189,16 @@ optstats
 organize
 organizing
 orm
+os
 OSA
 OWASP
 OWASP's
 pagespeed
 PageSpeed
+pagetest
+pagetests
+PageTests
+pdb
 pentested
 performant
 pgsql
@@ -175,10 +206,14 @@ pgSQL
 pipx
 plaintext
 po
+PolicyandProcess
+PolicyAndProcess
+PolicyForDocumentingCustomDistributions
 pooler
 PostgreSQL
 PostGreSQL
 POSTs
+ppa
 PPA
 PQM
 pre
@@ -186,8 +221,10 @@ preprocessed
 prioritize
 prober
 prometheus
+proxied
 py
 pydoctor
+pypa
 PyPI
 qastaging
 queueddelivery
@@ -198,6 +235,7 @@ quickstart
 rctp
 realfavicongenerator
 realizes
+ReleaseCycles
 repo
 RESTful
 rocketfuel
@@ -210,6 +248,7 @@ rsync
 runtime
 SafariWebContent
 sdist
+segfaulted
 sendmail
 SendmailMailer
 setuptools
@@ -219,6 +258,7 @@ smtp
 smtpMailer
 SMTPMailer
 snapshotting
+SolutionsLog
 sourcecode
 sourceforge
 sourcepackage
@@ -228,25 +268,32 @@ specialized
 specializes
 SRE
 SREs
+srv
+SshConnectionMultiplexing
 SSO
+StagingServer
 standardized
 stdin
 steve
 stg
+StormMigrationGuide
 stubmailer
 stubMailer
+subclassing
 subdirectory
 subprocess
 sudo
 summarized
 svg
 symlinked
+symlinks
 synchronize
 synchronizing
 syntax
 syntaxes
 systemd
 talisker
+TeamEmail
 templating
 testability
 testbed
@@ -254,8 +301,12 @@ testMailer
 TestMailer
 testrunner
 testrunner's
+TestsFromChanges
+TestsStyleGuide
 testtools
+textarea
 TLS
+traceback
 tradeoff
 tradeoffs
 Transactional
@@ -267,6 +318,7 @@ UCT
 UltimateVimPythonSetup
 unauthorized
 Uncomment
+unittest
 untriaged
 untrusted
 upstreams
diff --git a/.sphinx/spellingcheck.yaml b/.sphinx/spellingcheck.yaml
index 614db1b..46d7f43 100644
--- a/.sphinx/spellingcheck.yaml
+++ b/.sphinx/spellingcheck.yaml
@@ -9,7 +9,7 @@ matrix:
     - .custom_wordlist.txt
     output: .sphinx/.wordlist.dic
   sources:
-  - _build/**/*.html|!_build/explanation/hacking/index.html|!_build/help/index.html|!_build/contribute-to-our-docs/index.html|!_build/how-to/database-setup/index.html|!_build/how-to/submitting-a-patch/index.html|!_build/how-to/database-schema-changes-process/index.html|!_build/how-to/triage-bugs/index.html|!_build/explanation/registry/index.html|!_build/explanation/css-sprites/index.html|!_build/explanation/working-with-db-devel/index.html|!_build/explanation/pre-merge-reviews/index.html|!_build/explanation/live-patching/index.html|!_build/explanation/css/index.html|!_build/explanation/javascript-unittesting/index.html|!_build/explanation/engineering-overview-translations/index.html|!_build/explanation/testing/index.html|!_build/explanation/feature-flags/index.html|!_build/explanation/launchpad-ppa/index.html|!_build/explanation/branches/index.html|!_build/explanation/code/index.html|!_build/explanation/security-policy/index.html|!_build/explanation/database-performance/index.html|!_build/explanation/url-traversal/index.html|!_build/explanation/navigation-menus/index.html|!_build/explanation/storm-migration-guide/index.html|!_build/explanation/mail/index.html|!_build/explanation/javascript-buildsystem/index.html|!_build/explanation/javascript-integration-testing/index.html
+  - _build/**/*.html|!_build/help/index.html|!_build/contribute-to-our-docs/index.html|!_build/how-to/database-setup/index.html|!_build/how-to/submitting-a-patch/index.html|!_build/how-to/database-schema-changes-process/index.html|!_build/how-to/triage-bugs/index.html|!_build/explanation/registry/index.html|!_build/explanation/css-sprites/index.html|!_build/explanation/working-with-db-devel/index.html|!_build/explanation/pre-merge-reviews/index.html|!_build/explanation/live-patching/index.html|!_build/explanation/css/index.html|!_build/explanation/javascript-unittesting/index.html|!_build/explanation/engineering-overview-translations/index.html|!_build/explanation/testing/index.html|!_build/explanation/feature-flags/index.html|!_build/explanation/launchpad-ppa/index.html|!_build/explanation/branches/index.html|!_build/explanation/code/index.html|!_build/explanation/security-policy/index.html|!_build/explanation/database-performance/index.html|!_build/explanation/url-traversal/index.html|!_build/explanation/navigation-menus/index.html|!_build/explanation/storm-migration-guide/index.html|!_build/explanation/mail/index.html|!_build/explanation/javascript-buildsystem/index.html|!_build/explanation/javascript-integration-testing/index.html
   pipeline:
   - pyspelling.filters.html:
       comments: false
diff --git a/explanation/hacking.rst b/explanation/hacking.rst
index 1a4efb5..1bd5d47 100644
--- a/explanation/hacking.rst
+++ b/explanation/hacking.rst
@@ -309,7 +309,7 @@ seconds out of date, you should use the slave.
 
 
 If you don't need to update, but require up-to-date data, you should use
-the default flavor. (eg. most views - the object you are viewing might just
+the default flavor. (e.g. most views - the object you are viewing might just
 have been created). This will retrieve the master unless the load balancer
 is sure all changes made by the current client have propagated to the
 replica databases.
@@ -350,7 +350,7 @@ But there is a common pattern you can use: call in that method another method
 on the object passed as parameter.
 That method can be appropriately protected using the current security
 infrastructure.
-Since this auxillary method is part of an object-collaboration scenario, it's
+Since this auxiliary method is part of an object-collaboration scenario, it's
 usually a good idea to start these methods with the **notify** verb.
 The method is notifying the other object that a collaboration is taking place.
 
@@ -524,7 +524,7 @@ What kind of tests should we use?
 
 See the XXX TestsStyleGuide for the complete answer.
 
-Short answer is that we favor the use of doctest in ``lib/lp/*/doc`` for API
+Short answer is that we favour the use of doctest in ``lib/lp/*/doc`` for API
 documentation and XXX PageTests for use-cases documentation. We use doctests and regular python unittest to complete the coverage.
 
 How do I run just one doctest file, e.g. ``lib/lp/*/doc/mytest.txt``?