We don't have synonyms for sords yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are words, cords and sorus.
(n) :
Obsolete form of sward. [(uncountable) Earth which grass has grown into the upper layer of; greensward, sod, turf; (countable) a portion of such earth.]
(n) :
Obsolete form of sward. [(uncountable) Earth which grass has grown into the upper layer of; greensward, sod, turf; (countable) a portion of such earth.]