This is the 7902nd most frequent Japanese word.
地盤
"地盤" means "ground, foundation, or base" and can also refer to "social or political support base."
In this sentence, '地盤' refers to the ground or foundation on which structures are built, emphasizing the term's use in describing physical foundations in construction.
地盤は建物の安全性に大きく影響を与える。
The foundation greatly affects the safety of buildings.
Here, '地盤' is utilized metaphorically to denote a political base or support structure, showcasing its abstract use.
彼は政治の地盤を強化するために努力している。
He is working hard to strengthen his political base.
In this context, '地盤' specifies the ground beneath an area of land affected by subsidence, once again showing its literal usage relating to geographical phenomena.