Writers employ the word "companion" to evoke a range of relational nuances—from the trusted advisor or inseparable friend to a fellow traveler in both literal and metaphorical journeys. In some works, it highlights intimate bonds and mutual support, as seen when a character finds both solace and duty in a close confidante ([1], [2]). In other texts, the term carries martial or mythic overtones, identifying partners in arms or allegorical figures associated with legendary figures ([3], [4]). Often, authors use "companion" to underscore a character’s emotional landscape or to signal a shared destiny, thereby enriching the narrative with layers of loyalty, dependence, and sometimes even irony ([5], [6], [7]). This multifaceted usage illustrates how the word bridges personal interaction and grand thematic design, lending depth and subtlety to literary expression ([8], [9]).