We don't have synonyms for spinetail yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are springtail, pintail and spiketail.
(n) :
Any of several species of swifts of Apodinae, having shafts of the tailfeathers terminate in rigid spines.
(n) :
Any of several species of South American and Central American clamatorial birds belonging to Synallaxis and allied genera of the ovenbird family Furnariidae.
(n) :
(US, dialect) A ruddy duck (Oxyura jamaicensis).
(n) :
Any of several species of swifts of Apodinae, having shafts of the tailfeathers terminate in rigid spines.
(n) :
Any of several species of South American and Central American clamatorial birds belonging to Synallaxis and allied genera of the ovenbird family Furnariidae.
(n) :
(US, dialect) A ruddy duck (Oxyura jamaicensis).