Forever sits next to 3 phonetic neighbors — Forrest, Felicity, and Everly are the closest matches by sound. Most share Forever's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"for all time, eternally"
"attendant of God, God has prevailed"
"pleasant, beautiful, radiant"
"oak tree"
"born in May; spring child"
"belonging to God, of God"
"very pure, very holy"
"God is gracious"
"grace, favor"
"valley of the River Kent"
"gift, feminine grace"
"whole, universal"
"dry (from Greek azaleos via Azalea)"
"thanks, gratitude"
"pure love, pure affection"
"flowing, ease"
"noble, nobility"
"royal residence, castle town"
"one strength, unique strength"
"dry (flowering plant)"
"bee"
Similar sound: These names share phonetic patterns with Forever — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Forever.
Rhythm: Forever is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.