回 [huí] - to return, to turn around; a time
radical: 囗 [wéi]: enclosure
decomposition: ⿴囗口 etymology: ideographic
hint: Originally, a spiral signifying return 
Click on "Try it yourself" to draw the character 回 on the grid above.
Integrated Chinese Vocabulary:
回家 [huíjiā]: to go home (L5-2)
[huí]: to return (L5-2)
回来 [huílai]: to come back (L6-2)
回去 [huí qu]: to go back; to return (L11-2)
Stroke Sequence:
Stroke order animation courtesy of Hanzi Writer.