We don't have synonyms for white ties yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are white lie, white-tie and white tie.
(n) :
A dress code specifying white tie for men and ball gown or evening dress for women, or, alternatively, full military dress or national costume.
(n) :
The most formal kind of eveningwear for men, consisting of an evening tailcoat, trousers with strips of braid down the side seams, white stiff-fronted shirt, white bow tie and waistcoat with or without sash.
(n) :
A dress code specifying white tie for men and ball gown or evening dress for women, or, alternatively, full military dress or national costume.
(n) :
The most formal kind of eveningwear for men, consisting of an evening tailcoat, trousers with strips of braid down the side seams, white stiff-fronted shirt, white bow tie and waistcoat with or without sash.