Guhan sits next to 4 phonetic neighbors — Guhan, Gohan, and Guha are the closest matches by sound. Most share Guhan's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"cave dweller, one who lives in the cave"
"powerful one, full of zeal"
"eternal, of the ages"
"charioteer of the sun"
"the eternal divine"
"boundless, infinite, immeasurable"
"courageous hero"
"king, emperor, ruler"
"luminous hero"
"victory of the brave"
"order, decree"
"wealth, splendor, majesty"
"blessed by the goddess of prosperity"
"abode of Lord Shiva, sacred mountain"
"mind, intellect, eloquence"
Similar sound: These names share phonetic patterns with Guhan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Guhan.
Rhythm: Guhan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.