Lyam sits next to 3 phonetic neighbors — Liam, William, and Lyom are the closest matches by sound. Most share Lyam's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"resolute protector, strong-willed warrior"
"ash tree"
"wolf"
"red river settlement"
"the sound"
"aristocratic, of high birth"
"from Mauritania"
"brave in battle, vigilant"
"cheerful, optimistic"
"new"
"free man"
"crooked nose"
"meditation, absorption"
"stellar explosion, burst of light"
"panache, flair (as in 'cut a dash')"
"barrel maker, cask craftsman"
"from the marshy plain"
"wealthy guardian"
"descendant of Otto"
"difficult journey"
Similar sound: These names share phonetic patterns with Lyam — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic via Irish origins, giving them the same cultural heritage as Lyam.
Rhythm: Lyam is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.