Stroke Animations for Each Character:

后
顾
之
忧

Word Definition

fears of trouble in the rear (idiom); family worries (obstructing freedom of action) worries about the future consequences often in negative expressions, meaning "no worries about anything"

Individual Character Details

后 Hòu, hòu, hòu
顾 Gù, gù
之 zhī
忧 yōu