It means 'earth, ground, land'.
"talamh" means land / earth
Irish Gaelic for "Peace on Earth"
The Celtic word for land varies among the different Celtic languages. In Irish, the word for land is "talamh," while in Scottish Gaelic, it is "talamh" as well. In Welsh, the term is "tir." Each of these words reflects the cultural and linguistic diversity within the Celtic tradition.
Irish Gaelic: an Domhan (as the world) Scots Gaelic: an cruinne-cè, an Talamh, an Domhan (world/universe) Welsh:
tìr / talamh
The name "Tallagh" is of Irish origin, typically associated with place names. It is derived from the Irish word "talamh," meaning "land" or "ground." In some contexts, it can also refer to a "hill" or "mound." Tallagh may be used as a personal name or as part of geographic locations in Ireland.
"Sean" without an accent means "old," (with an accent mark it is the name "john") and "talamh" (pronounced talav) means "earth." "sean talamh" = "old earth."
I'd say An talamh torthach is the closest form to say it as Gaeilge.
Idir an Neamh agus an Talamh tiocfaidh claochlú ort
'Will' is not an Irish word and has no meaning in Irish.
'Colt' is not an Irish word. The Irish word for colt is bromach.
talamh méith / talamh torthúil