Keiden sits next to 5 phonetic neighbors — Caden, Kaden, and Cayden are the closest matches by sound. Most share Keiden's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"little battle, warrior spirit"
"heart's friend, chosen friend"
"poet; philosopher"
"son of Aodh (fire)"
"to wait, to summon"
"eternal ruler"
"beloved of Yahweh"
"from the ash tree valley"
"son of Aphrodite, Sicilian king"
"from Navarre, the plain"
"victory of the people (via Nicasen interpretation)"
"manly beauty, sun god"
"merchant, trader"
"of the forest, wood (inspired)"
"mythical bird of rebirth"
"one who rides, horse rider"
"fire of God"
"to glorify, worship, and give thanks to God"
"descendant of the peaceful one"
"captain, governor"
"hunter's woodland"
Similar sound: These names share phonetic patterns with Keiden — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish/Welsh cadan origins, giving them the same cultural heritage as Keiden.
Rhythm: Keiden is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.