Surround

Frequent enough that you will keep running into it once you read past headlines.

More common than 総 (Whole), less common than 寄 (Draw Near).

A head (囗) encloses a well (井) — a wall surrounding a well on all sides, the water is completely surrounded.

In words

囲むかこむ to surround,to encircleN3

周囲しゅうい surroundings,circumference,environsN3

範囲はんい extent,scope,sphere,rangeN3

囲 is rank 492 of 2,608 in published Japanese.