Wfuzz has been created to facilitate the task in web applications assessments and it is based on a simple concept: it replaces any reference to the FUZZ keyword by the value of a given payload.
Command Reference:
-u for target site: http://flight.htb/
-w for wordlist: https
Placeholder for vhosts (-H): FUZZ.flight.htb
wfuzz -c -w /usr/share/seclists/Discovery/DNS/subdomains-top1million-20000.txt -u "http://flight.htb/" -H "Host: FUZZ.flight.htb" --hl 154