1 born of the same parents

2 sibling

3 fellow citizen

4 compatriot

1 bacon (loanword)

1 to cultivate

2 to train

3 to groom

4 training

1 to cultivate

2 to breed

3 to foster

4 to nurture

5 to educate

6 to groom (for a position)

7 education

8 fostering

9 culture (biology)

1 cell (biology)