lifeboat - n. a small boat that is carried on a ship and that is used for saving the lives of the passengers and crew if the ship sinks

seaweed - n. a type of plant that grows in the sea

oar - n. a long pole that is flat and wide at one end and that is used for rowing and steering a boat

ashore - adv. on or to the shore of an ocean, sea, lake, or river

brotherhood - n. feelings of friendship, support, and understanding between people