This is the 5578th most frequent Chinese word.
凝
"凝" means "to freeze, solidify,凝 concentrate, or凝 focus."
In this sentence, "凝" is used in "凝结", meaning "to condense or solidify". It denotes the process of transformation or accumulation in a physical context.
水面上凝结了薄薄的一层寒霜。
A thin layer of frost has condensed on the surface of the water.
Here, "凝" appears in "凝神", meaning "to concentrate one's mind". It shows the usage of focusing attention or becoming still emotionally.
他凝神静听着远处传来的琴声。
He attentively listened to the sound of the piano coming from afar.
Finally, "凝" is used in "凝重", meaning "solemn or intense". It expresses the density or seriousness of an emotional or atmospheric quality.