astronvim-user-config/mappings.lua

return {
    n = {
        ["<C-h>"] = {"db", desc = "Ctrl+Backspace to delete a word backwards"},
        ["<C-Del>"] = {"dw", desc = "Ctrl+Delete to delete a word forwards"}
    },
    i = {
        ["\b"] = {"<C-O>db", desc = "Ctrl+Backspace to delete a word backwards"},
        ["<C-Del>"] = {"<C-O>dw", desc = "Ctrl+Delete to delete a word forwards"}
    }
}