We don't have synonyms for kerchief yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are warchief, kercher and kerchiefs.
(n) :
(old-fashioned:) a piece of cloth used to cover the head
"1823: Clement Clark Moore, The Night Before Christmas - And mamma in her kerchief, and I in my cap, / Had just settled down for a long winter's nap..."
(n) :
(old-fashioned:) a piece of cloth used to cover the head
"1823: Clement Clark Moore, The Night Before Christmas - And mamma in her kerchief, and I in my cap, / Had just settled down for a long winter's nap..."