Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun substituting

1 sense of substituting

Sense 1
subbing, substituting -- (working as a substitute for someone who is ill or on leave of absence)
       => work -- (activity directed toward making or doing something; "she checked several points needing further work")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb substitute

3 senses of substitute

Sense 1
substitute, replace, interchange, exchange -- (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")
       => change, alter, modify -- (cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue")

Sense 2
substitute, sub, stand in, fill in -- (be a substitute; "The young teacher had to substitute for the sick colleague"; "The skim milk substitutes for cream--we are on a strict diet")
       => exchange, change, interchange -- (give to, and receive from, one another; "Would you change places with me?"; "We have been exchanging letters for a year")

Sense 3
substitute, deputize, deputise, step in -- (act as a substitute; "She stood in for the soprano who suffered from a cold")
       => supplant, replace, supersede, supervene upon, supercede -- (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")