Baird sits next to 3 phonetic neighbors — Bard, Laird, and Jared are the closest matches by sound. Most share Baird's Scottish cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bard, poet"
"new, fresh"
"Wise; one who is judicious"
"one who journeys"
"possibly from Jay (victory) + -co (suffix)"
"Lion; brave warrior"
"beloved, dear"
"descendant of the champion"
"Born on the Sabbath; a Russian form of Sabbatius, derived from the ..."
"of the water"
"oarsman; counsel and power"
"ford of the Welshmen, river crossing"
Similar sound: These names share phonetic patterns with Baird — 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 Baird.
Rhythm: Baird is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.