foster

verb
C1+
1
C1+
to encourage something to develop
تشویق کردن, ترویج کردن, ترغیب کردن
synonym encourage, promote
2
C1+
to take another person’s child into your home for a period of time, without becoming his or her legal parents
سرپرستی کردن, حضانت موقت کردن
They have fostered over 60 children during the past ten years.
We couldn't adopt a child, so we decided to foster.
compare adopt
adjective
1
used with some nouns in connection with the fostering of a child
سرپرست, قیم