The term “nestling” carries a rich versatility in literature, serving both as a literal depiction of young birds and as a metaphor for intimate closeness and tender support. For instance, it vividly describes physical proximity in moments of emotional warmth—illustrated by Wilde’s character nestling close to another [1] and Tagore’s baby nestling next to its mother [2]—while simultaneously conjuring images of gentle embracing and quiet refuge, as seen in Hugo’s portrayals of nature’s delicate beauty [3, 4] and Brontë’s tender characters [5, 6]. Even in contexts that explore natural phenomena [7] or humorously list qualities [8], "nestling" adapts to evoke both the physical act of settling in and the abstract idea of finding comfort or belonging. This multifaceted usage underscores how the word has been celebrated across genres and eras, linking the imagery of a nest’s security to the universal human yearning for solace and closeness.