it took me forever and asked for each one if I wanted to uninstall:
[i] The following dependencies may have been added by the Pi-hole install:
dhcpcd5 git iproute2 whiptail dnsutils cron curl iputils-ping lsof netcat psmisc sudo unzip wget idn2 sqlite3 libcap2-bin dns-root-data libcap2 lighttpd php7.3-common php7.3-cgi php7.3-sqlite3 php7.3-xml php7.3-json php7.3-intl