Glender sits next to 4 phonetic neighbors — Glenda, Glennie, and Gender are the closest matches by sound. Most share Glender's Scottish cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"valley, mountain glen"
"peaceful ruler"
"Christ-carrier"
"little joy, dear song"
"God will increase; from a wooded valley"
"shield-wolf, defender"
"lake, pool"
"little Jon, feminine form of Jon"
"lily, rose"
"little red one; graceful river"
"noble, patrician"
"Elaboration of Linda, meaning beautiful"
"lady, mistress of the house"
"free woman"
"gracious, favored"
"Pure; stream"
"Reborn; born again; variant of Renee"
Similar sound: These names share phonetic patterns with Glender — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Scottish Gaelic origins, giving them the same cultural heritage as Glender.
Rhythm: Glender is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.