Don't know Semantle at all? Try it out here first.
Come play with us on ircs://irc.oftc.net:6697/semantle
Suggest the word "cat":

• semantle: guess cat
• !guess cat
• guess cat
• !g cat
• g cat

Get a hint:

• semantle: hint

Get current top words:

• semantle: top 8
• !top 7
• top 6
• top
• !t 4
• t 3
• t

You can also get them over HTTP, e.g. https://semantle.kindwolf.org/OFTC/semantle/
Each game remains until its secret word is found. And whenever a secret word is found, another game starts 1 minute later.