feed,
give introduce continuously; "feed carrots into a food processor"
modify,
alter,
change make less severe or harsh or extreme; "please modify this letter to make it more polite"; "he modified his views on same-gender marriage"
fill out -
write all the required information onto a form; "fill out this questionnaire, please!"; "make out a form"
fill out -
supplement what is thought to be deficient; "He eked out his meager pay by giving private lessons"; "Braque eked out his collages with charcoal"