Top: rice field 田, bottom: power 力
In the rice field you need the power of a man.

Top: 甬 (bent person マ, use 用), below: force 力, better bottom: man 男 (In the rice field 田 is the strength 力 male.)
If the bent person マ is a (real) man, then it's because he is brave.

Top: 臼 (like two hands: E,ヨ), bottom: man 男 (In the rice field 田 is the strength 力 male.)
Two [protecting] hands has this man: The maternal oncle.

Left: life, birth 生 (The twig ノ at the growing plant stands for life.), right: man, male 男 (In the rice field 田 is the strength 力 male.)
The born man is the: nephew.