replace

substitute a person or thing for (another that is broken or inefficient or lost or no longer working or yielding what is expected)

• “He replaced the old razor blade”
• “We need to replace the secretary that left a month ago”
• “the insurance will replace the lost income”
• “This antique vase can never be replaced”

take the place or move into the position of

• “Smith replaced Miller as CEO after Miller left”
• “the computer has supplanted the slide rule”
• “Mary replaced Susan as the team”

put in the place of another; switch seemingly equivalent items

• “the con artist replaced the original with a fake Rembrandt”
• “substitute regular milk with fat-free milk”

put something back where it belongs

• “replace the book on the shelf after you have finished reading it”
• “please put the clean dishes back in the cabinet when you have washed them”