diff --git a/.zshrc b/.zshrc
index 9046a95..b560b15 100644
--- a/.zshrc
+++ b/.zshrc
@@ -62,6 +62,15 @@ zstyle ':completion:*' matcher-list 'm:{[:lower:]-}={[:upper:]_} r:|[.]=**' '+l:
 bindkey '^[[5~' history-substring-search-up
 bindkey '^[[6~' history-substring-search-down
 
+# fine word navigation
+backward-word-fine() WORDCHARS='' zle .backward-word
+forward-word-fine() WORDCHARS='' zle .forward-word
+zle -N backward-word-fine
+zle -N forward-word-fine
+bindkey '^[F' forward-word-fine
+bindkey '^[B' backward-word-fine
+ZSH_AUTOSUGGEST_PARTIAL_ACCEPT_WIDGETS+=(forward-word-fine backward-word-fine)
+
 # equivalents of eponymous Emacs functions
 # from https://unix.stackexchange.com/a/595157
 delete-horizontal-space() {