Ajax sits next to 4 phonetic neighbors — Alex, Axel, and Atlas are the closest matches by sound. Most share Ajax's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"of the earth"
"God is my illumination"
"from Lucania, southern Italy"
"literary name: the ranger Aragorn"
"gift of God"
"from the rye meadow"
"imperial authority"
"modern coined name"
"estate by the cliff"
"modern phonetic creation"
"golden chamber, bay window"
"noble, powerful"
"son of Ay, moon's son (via Turkish)"
"son of Guy"
"absence of conflict, wholeness"
"sea, ocean (via Kai)"
"little drop of water"
"dark one"
"the unseen"
"foreigner, of the Welsh"
Similar sound: These names share phonetic patterns with Ajax — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Ancient Greek origins, giving them the same cultural heritage as Ajax.
Rhythm: Ajax is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.