Clements sits next to 4 phonetic neighbors — Clement, Clemente, and Clemens are the closest matches by sound. Most share Clements's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Clement, gentle one"
"very famous, great renown"
"fair; white; bright"
"armor maker, one who makes or wears armor"
"head, leader, chief"
"From Old French mote meaning a mound, hillock, or moat; a topograph..."
"high settlement, village on elevated land"
Similar sound: These names share phonetic patterns with Clements — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Clements.
Rhythm: Clements is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.