replacing

/rɪˈpleɪsɪŋ/
verb
  1. Present participle of replace; taking the place of something or someone.
    • The intern is replacing the regular receptionist this week.
    • She is replacing the old light bulbs with LED ones.
    • They are replacing the wooden fence with a metal one.
Synonyms
What does "replacing" mean? | whatsthatwordmean | whatsthatwordmean