Q: Does the word "bed" mean the same thing in "He searched for treasure on the ocean bed." and "There's a lot of trash on the bed of the river."?

A: the same meaning

Q: Does the word "bum" mean the same thing in "That mechanic's a bum -- he couldn't fix a yo-yo." and "That guy keeps interrupting the concert. Throw the bum out!"?

A: the same meaning

Q: Does the word "pick" mean the same thing in "Pick a fight or a quarrel." and "Pick pockets."?

A: different meanings

Q: Does the word "feel" mean the same thing in "I feel that we need to try harder." and "I felt my way cautiously through the dangerous business maneuver."?

A:
different meanings