diff --git a/config/nvim/lua/fs/config/vim-colors-solarized.lua b/config/nvim/lua/fs/config/vim-colors-solarized.lua
index e2b252d..f6323b6 100644
--- a/config/nvim/lua/fs/config/vim-colors-solarized.lua
+++ b/config/nvim/lua/fs/config/vim-colors-solarized.lua
@@ -4,6 +4,7 @@ local config = function()
     highlight Normal ctermbg=NONE               " transparent background
     highlight NonText cterm=NONE ctermfg=10     " subtle EOL symbols
     highlight Whitespace cterm=NONE ctermfg=9   " orange listchars
+    highlight SpellBad ctermfg=3                " yellow spelling mistakes
   ]]
 end
 
diff --git a/config/nvim/lua/fs/keymaps.lua b/config/nvim/lua/fs/keymaps.lua
index f35993f..4202757 100644
--- a/config/nvim/lua/fs/keymaps.lua
+++ b/config/nvim/lua/fs/keymaps.lua
@@ -59,5 +59,6 @@ nmap { '<leader>h', '<cmd>nohlsearch<cr>' }
 nmap { '<leader>eg', '<cmd>tabedit ~/.config/git/config<cr>' }
 nmap { '<leader>et', '<cmd>tabedit ~/.config/tmux/tmux.conf<cr>' }
 nmap { '<leader>ev', '<cmd>tabedit ~/.config/nvim/init.lua<cr>' }
+nmap { '<leader>es', '<cmd>tabedit ~/.config/nvim/spell/en.utf-8.add<cr>' }
 nmap { '<leader>ez', '<cmd>tabedit ~/.config/zsh/.zshrc<cr>' }
 
diff --git a/config/nvim/spell/en.utf-8.add b/config/nvim/spell/en.utf-8.add
new file mode 100644
index 0000000..7846658
--- /dev/null
+++ b/config/nvim/spell/en.utf-8.add
@@ -0,0 +1,67 @@
+AD2003
+ASIL
+AURIX
+Anda
+AutoHotKey
+BHUN
+BHVP
+BOM
+Björn
+Bourns
+CANoe
+CI26129
+CI7811
+CI7811
+CI7947
+CI8069
+CI8247
+Carsten
+CodeWarrior
+DTC
+DV
+DocLog
+EMC
+EOLT
+ERU
+GenIII
+GenIV
+GitLab
+HSI
+HW
+IAR
+IATF
+Infineon
+Istvan
+Lauterbach
+Lohnsteuerkarte
+Megha
+Mobis
+NeST
+PDSS
+PPAP
+PV
+Polarion
+Prafull
+RTOS
+S12Z
+SAS
+SBC
+SRS
+TBD
+TJA1153
+TLE4291
+TLE5309D
+TRACE32
+TSC
+UDS
+VDA
+WABCO
+Wipro
+ZF
+bedatime
+confirmedDTC
+dotfiles
+pendingDTC
+secova
+v17sw1
+CPM
diff --git a/config/nvim/spell/en.utf-8.add.spl b/config/nvim/spell/en.utf-8.add.spl
new file mode 100644
index 0000000..6a14707
Binary files /dev/null and b/config/nvim/spell/en.utf-8.add.spl differ