diff --git a/htdocs/langs/en_US/agenda.lang b/htdocs/langs/en_US/agenda.lang
index 89238168e3a..6bd04970611 100644
--- a/htdocs/langs/en_US/agenda.lang
+++ b/htdocs/langs/en_US/agenda.lang
@@ -7,7 +7,7 @@ Agendas= Agendas
 Calendar= Calendar
 Calendars= Calendars
 LocalAgenda=Local calendar
-AffectedTo= Affected to
+AffectedTo= Assigned to
 DoneBy= Done by
 Events= Events
 MyEvents=My events
@@ -22,7 +22,7 @@ MenuToDoMyActions= My incomplete events
 MenuDoneMyActions= My terminated events
 ListOfEvents= List of Dolibarr events
 ActionsAskedBy=Events reported by
-ActionsToDoBy=Events affected to
+ActionsToDoBy=Events assigned to
 ActionsDoneBy=Events done by
 AllMyActions= All my events/tasks
 AllActions= All events/tasks
@@ -59,9 +59,9 @@ DateActionDoneEnd= Real end date
 DateActionStart= Start date
 DateActionEnd= End date
 AgendaUrlOptions1=You can also add following parameters to filter output:
-AgendaUrlOptions2=<b>login=%s</b> to restrict output to actions created by, affected to or done by user <b>%s</b>.
+AgendaUrlOptions2=<b>login=%s</b> to restrict output to actions created by, assigned to or done by user <b>%s</b>.
 AgendaUrlOptions3=<b>logina=%s</b> to restrict output to actions created by user <b>%s</b>.
-AgendaUrlOptions4=<b>logint=%s</b> to restrict output to actions affected to user <b>%s</b>.
+AgendaUrlOptions4=<b>logint=%s</b> to restrict output to actions assigned to user <b>%s</b>.
 AgendaUrlOptions5=<b>logind=%s</b> to restrict output to actions done by user <b>%s</b>.
 AgendaShowBirthdayEvents=Show birthday's contacts
 AgendaHideBirthdayEvents=Hide birthday's contacts
diff --git a/htdocs/langs/en_US/commercial.lang b/htdocs/langs/en_US/commercial.lang
index 720b5078bde..baac58e4642 100644
--- a/htdocs/langs/en_US/commercial.lang
+++ b/htdocs/langs/en_US/commercial.lang
@@ -31,7 +31,7 @@ SalesRepresentativeFollowUp=Sales representative (follow-up)
 SalesRepresentativeSignature=Sales representative (signature)
 CommercialInterlocutor=Commercial interlocutor
 ErrorWrongCode=Wrong code
-NoSalesRepresentativeAffected=No particular sales representative affected
+NoSalesRepresentativeAffected=No particular sales representative assigned
 ShowCustomer=Show customer
 ShowProspect=Show prospect
 ListOfProspects=List of prospects
@@ -52,7 +52,7 @@ StatusActionToDo=To do
 StatusActionDone=Complete
 MyActionsAsked=Events I have recorded
 MyActionsToDo=Events I have to do
-MyActionsDone=Events affected to me
+MyActionsDone=Events assigned to me
 StatusActionInProcess=In process
 TasksHistoryForThisContact=Events for this contact
 LastProspectDoNotContact=Do not contact
@@ -63,7 +63,7 @@ LastProspectContactDone=Contact done
 DateActionPlanned=Date event planned for
 DateActionDone=Date event done
 ActionAskedBy=Event reported by
-ActionAffectedTo=Event affected to
+ActionAffectedTo=Event assigned to
 ActionDoneBy=Event done by
 ActionUserAsk=Reported by
 ErrorStatusCantBeZeroIfStarted=If field '<b>Date done</b>' is filled, action is started (or finished), so field '<b>Status</b>' can't be 0%%.
diff --git a/htdocs/langs/en_US/users.lang b/htdocs/langs/en_US/users.lang
index b836554c2ea..c6f9ba97874 100644
--- a/htdocs/langs/en_US/users.lang
+++ b/htdocs/langs/en_US/users.lang
@@ -61,7 +61,7 @@ LastGroupsCreated=Last %s created groups
 LastUsersCreated=Last %s users created
 ShowGroup=Show group
 ShowUser=Show user
-NonAffectedUsers=Non affected users
+NonAffectedUsers=Non assigned users
 UserModified=User modified successfully
 GroupModified=Group modified successfully
 PhotoFile=Photo file