diff --git a/src/lang/norwegian_nynorsk.txt b/src/lang/norwegian_nynorsk.txt
index 38d261f319..ec8be07494 100644
--- a/src/lang/norwegian_nynorsk.txt
+++ b/src/lang/norwegian_nynorsk.txt
@@ -227,7 +227,10 @@ STR_UNITS_HEIGHT_METRIC                                         :{DECIMAL} m
 STR_UNITS_HEIGHT_SI                                             :{DECIMAL} m
 
 # Time units used in string control characters
+STR_UNITS_DAYS                                                  :{COMMA}{NBSP}dag{P "" ar}
 
+STR_UNITS_MONTHS                                                :{NUM}{NBSP}månad{P "" er}
+STR_UNITS_MINUTES                                               :{NUM}{NBSP}minutt
 
 
 # Common window strings
@@ -466,6 +469,7 @@ STR_NEWS_MENU_MESSAGE_HISTORY_MENU                              :Tidlegare meldi
 
 # About menu
 STR_ABOUT_MENU_LAND_BLOCK_INFO                                  :Informasjon om landområde
+STR_ABOUT_MENU_HELP                                             :Hjelp og manualar
 STR_ABOUT_MENU_TOGGLE_CONSOLE                                   :Syne/gøym konsoll
 STR_ABOUT_MENU_AI_DEBUG                                         :AI- / Spelscriptfeilsøking
 STR_ABOUT_MENU_SCREENSHOT                                       :Skjermdump
@@ -1792,9 +1796,11 @@ STR_INTRO_MULTIPLAYER                                           :{BLACK}Fleirspe
 
 STR_INTRO_GAME_OPTIONS                                          :{BLACK}Spelinnstillingar
 STR_INTRO_HIGHSCORE                                             :{BLACK}Poengtavle
-STR_INTRO_CONFIG_SETTINGS_TREE                                  :{BLACK}Innstillinger
+STR_INTRO_CONFIG_SETTINGS_TREE                                  :{BLACK}Innstillingar
 STR_INTRO_NEWGRF_SETTINGS                                       :{BLACK}NewGRF-innstillingar
 STR_INTRO_ONLINE_CONTENT                                        :{BLACK}Sjå etter innhald på nett
+STR_INTRO_AI_SETTINGS                                           :{BLACK}AI-innstillingar
+STR_INTRO_GAMESCRIPT_SETTINGS                                   :{BLACK}Spelscript-innstillingar
 STR_INTRO_QUIT                                                  :{BLACK}Avslutt
 
 STR_INTRO_TOOLTIP_NEW_GAME                                      :{BLACK}Start eit nytt spel. CTRL+klikk hoppar over kartkonfigurasjon
@@ -2946,6 +2952,7 @@ STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_REQUIRED_WINTER              :{ORANGE}{STRING
 STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_DELIVERED_GENERAL            :{ORANGE}{STRING}{GREEN} levert
 STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_REQUIRED                     :{ORANGE}{CARGO_TINY} / {CARGO_LONG}{RED} (fortsatt naudsynt)
 STR_TOWN_VIEW_CARGO_FOR_TOWNGROWTH_DELIVERED                    :{ORANGE}{CARGO_TINY} / {CARGO_LONG}{GREEN} (levert)
+STR_TOWN_VIEW_TOWN_GROWS_EVERY                                  :{BLACK}Byen veks kvar {ORANGE}{UNITS_DAYS_OR_SECONDS}
 STR_TOWN_VIEW_TOWN_GROW_STOPPED                                 :{BLACK}By veks {RED}ikkje{BLACK}
 STR_TOWN_VIEW_NOISE_IN_TOWN                                     :{BLACK}Byens støygrense: {ORANGE}{COMMA}{BLACK}  maks.: {ORANGE}{COMMA}
 STR_TOWN_VIEW_CENTER_TOOLTIP                                    :{BLACK}Midtstill hovedvisninga på byen. CTRL+klikk syner byen i eit nytt tilleggsvindauge