replace

(v) 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
(v) 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's captain and the highest-ranked player in the school
supercede, supersede, supervene upon, supplant,
(v) 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
put back,
(v) 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
- synonyms can be interchanged without a changing the context's meaning
interchange, substitute, exchange,

supercede supersede supervene upon supplant put back interchange substitute exchange

replay

replant

replaceability replaceable replacement replacement cost