Cdyfyf
The suitors believe Odysseus to have killed Antinous by mistake, and they threaten to kill him as well.
The suitors, still not realizing that this is Odysseus, threaten to kill Odysseus, thinking the murder was a mistake.
Antinous
After Antinous is killed, the other suitors look for their weapons so that they can kill Odysseus in revenge. They can find neither shield nor spear.
The other suitors do not think it right that Antinous has assaulted Odysseus (the beggar), and warn that it may be some god in disguise. After realizing that Odysseus has killed Antinous intentionally and intends to kill them all, they try to appease Odysseus by blaming all the trouble on Antinous.
Odysseus shoots a bow at Antinous... and it killed him
The suitors considered Antinous ungracious for treating the beggar so poorly and warned Antinous that if the beggar were really a god, then Antinous might suffer some ill fate.
The suitors react with outrage, and threaten to kill Odysseus. They think the killing is an accident and still do not realize Odysseus' identity or intentions.
No, Odysseus has them completely fooled, until he reveals himself after killing Antinous.
As leader of the suitors, Antinous led them all to their deaths by being the first to die.
Most of the suitors ignored Odysseus. Some of the suitors treated him decently as a beggar, giving him some bread and some soup. Some suitors, like Antinuous, abused Odysseus verbally. Antinous threw a footstool at Odysseus.
One of Penelopes suitors, and also one of the worst suitors. Antinous is the most obnoxious of Penelope's suitors, when Odysseus returns, he is the one that abuses him the most by breaking a chair over his back and insulting him when Odysseus says that he wants to try to bend Odysseus's bow. He is the suitor that plans to kill Telemachus, as well as the one that Odysseus kills first.