This is the 9751st most frequent Japanese word.
薄れ
"薄れ" means "fading" or "weakening."
The word '薄れ' here is used as the verb form '薄れる', meaning to fade or weaken, describing the process of something, such as memories, gradually diminishing in intensity.
記憶が薄れる。
Memories fade.
In this sentence, '薄れ' as '薄れていく' conveys the gradual decrease of emotions, often seen when feelings change or diminish over time.
感情が薄れていく。
Feelings gradually weaken.
Here, '薄れる' focuses on the idea of friendships losing their strength or depth, emphasizing the transient nature of personal relationships.