Hadi sits next to 4 phonetic neighbors — Mahdi, Haddi, and Hady are the closest matches by sound. Most share Hadi's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"the one who is rightly guided"
"courageous, bold, daring"
"man of peace, peaceful one"
"may He add"
"dove"
"life-giving"
"elf friend, noble friend"
"God will increase, God will add"
"God will increase, God adds"
"crown"
"blessed, enjoying divine grace"
"ancestor of northern Arab tribes"
"God saves, God is salvation"
"wise, insightful"
"owner, possessor"
"descendant of Prophet Muhammad"
"iron"
"befitting, suitable"
"little fire"
Similar sound: These names share phonetic patterns with Hadi — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic origins, giving them the same cultural heritage as Hadi.
Rhythm: Hadi is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.