丸， 円， まる， マル
1. circle
2. entirety, whole, full, complete
3. money, dough, moola
4. enclosure inside a castle's walls
5. soft-shelled turtle
6. suffix for ship names, suffix for names of people (esp. infants), suffix for names of swords, armour, musical instrumen...
圆，圆圈；整体，全部，完整，完全；城墙内的范围；用于名称后缀