還
カン, かえ.る
send back, return
JLPT1 G7 S16 F910
As per
睘
# as described in
環
(circular) + 辵 movement → *circulate* (compare 運) and *return* → *circle*; *look back*. For the meaning "look back," compare
眷
.
[Full Kanji Etymology List]