Karthikeya sits next to 3 phonetic neighbors — Kartikey, Murugan, and Skanda are the closest matches by sound. Most share Karthikeya's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Kartikey, the god of war"
"excellent, the best, superior"
"king, ruler"
"man, virtuous person"
"one who pursues virtue"
"cherished part of the heart"
"natural, spontaneous, effortless"
"health, vigor, life-force"
"devotee of Shiva"
"desiring, wishing"
"short form of Emmanuel or Manuel"
"pursuit of knowledge"
"spiritual wisdom"
"born in the month of Kartik"
"strength, power"
"single portion, one part"
"god of water, sky and cosmic order"
"breath mantra, self-realization"
Similar sound: These names share phonetic patterns with Karthikeya — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Karthikeya.
Rhythm: Karthikeya is a 5-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.