Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun fill-in

1 sense of fill-in

Sense 1
stand-in, substitute, relief, reliever, backup, backup man, fill-in -- (someone who takes the place of another (as when things get dangerous or difficult); "the star had a stand-in for dangerous scenes"; "we need extra employees for summer fill-ins")
       => peer, equal, match, compeer -- (a person who is of equal standing with another in a group)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb fill-in

4 senses of fill in

Sense 1
fill in -- (supply with information on a specific topic; "He filled me in on the latest developments")
       => inform -- (impart knowledge of some fact, state or affairs, or event to; "I informed him of his rights")

Sense 2
shade, fill in -- (represent the effect of shade or shadow on)
       => draw -- (represent by making a drawing of, as with a pencil, chalk, etc. on a surface; "She drew an elephant"; "Draw me a horse")
       => paint -- (make a painting; "he painted all day in the garden"; "He painted a painting of the garden")

Sense 3
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 4
complete, fill out, fill in, make out -- (write all the required information onto a form; "fill out this questionnaire, please!"; "make out a form")