In Teiresias's prophesy if Odysseus's crew touched any of lord helios's cattle they all of his
Locus eaters
The Sirens have beautiful voices that try to lure Odysseus's ship in to crash it and eat them.
Tree as Bed Post
At Emaeus's hut Telemachus finds out he was in front of his father while he was discussed a beggar and then they made a plan to take back his kingdom from the suitors.
Odysseus's Scar
Odysseus's crew gets cought up eating addictive flowers and Odysseus
Penelope tells her maids to drag out her and Odysseus's bed to sleep on it. Odysseus rages because he knows that it is unmovable because it was built around a tree stump.
While Penelope's maid is rubbing Odysseus's feet she sees a scar that indicates Odysseus is home so Odysseus quickly turns to her and tells her to not tell Penelope.