Avril sits next to 4 phonetic neighbors — April, Avery, and Arial are the closest matches by sound. Most share Avril's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"April, fourth month"
"grassy meadow, land of meadows"
"from the king's wood"
"beloved"
"river"
"from the heathered meadow (as short for Hadley)"
"youthful, downy-bearded"
"bright, shining light"
"torch, bright one"
"great, magnificent"
"from Saint-Denis"
"fair-haired hero"
"high tower"
"island of linden trees"
"small cloak (from Lena/Helena root)"
"from the alder grove"
"sight, vision"
"most holy, utterly pure"
"God is my salvation"
"my God is abundance"
"pale woodland"
Similar sound: These names share phonetic patterns with Avril — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have French/Latin origins, giving them the same cultural heritage as Avril.
Rhythm: Avril is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.