diff --git a/spell/en.utf-8.add b/spell/en.utf-8.add
index d113562..dd71668 100644
--- a/spell/en.utf-8.add
+++ b/spell/en.utf-8.add
@@ -179,3 +179,59 @@ wildmenu
 workflow
 wsltty
 zplug
+zsh
+zinit
+pycodestyle
+pep8
+pyflakes
+pyls
+flake8
+sbcl
+quicklisp
+REPL
+vlime
+Matplotlib's
+MiKTeX
+FontManager
+ttc
+xnoremap
+wiki
+backticks
+Reddit
+LeaderF
+gruvbox8
+tabpage
+ccls
+cmake
+LLVM
+llvm
+subsampling
+refactor
+colorschemes
+Gruvbox
+monokai
+NeoSolarized
+FiraCode
+libc
+printf
+CMake
+lsp
+PPTX
+libreoffice
+PPT
+pptx
+pdf
+unoconv
+python3
+imagemagick
+ghostscript
+poppler
+Tqdm
+tqdm
+cmd
+ThreadPoolExecutor
+Cygwin
+mintty
+iTerm
+stdin
+unicode