Kris sits next to 3 phonetic neighbors — Chris, Cris, and Kristian are the closest matches by sound. Most share Kris's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"follower of Christ, anointed one"
"settlement of Brice"
"from the place of Einion"
"great lord"
"rejoice, be glad (via Gaius/Caio)"
"creative elaboration, bold individual"
"power of the people"
"god and bear combined"
"son of Robin, son of Robert"
"deciding warrior"
"rock, stone"
"healer"
"from the forest"
"uncertain; possibly Romani personal name with regional meaning"
"carp fish (symbolic)"
"occupational surname for a leather worker"
"one who tells, narrator, counter of money"
"man, mankind, mortal"
"God has been gracious"
"healer"
Similar sound: These names share phonetic patterns with Kris — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Kris.
Rhythm: Kris is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.