We don't have synonyms for tuyere yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are tuyre.
(n) :
a nozzle, mouthpiece, or fixture through which the blast is delivered to the interior of a blast furnace, or to the fire of a forge. [Corruptly written also {tweer}, and {twier}.]
"1957: Remains of a clay tuyere are present through which the blast was conducted into the furnace. — H.R. Schubert, History of the British Iron and Steel Industry, p. 21."
(n) :
a nozzle, mouthpiece, or fixture through which the blast is delivered to the interior of a blast furnace, or to the fire of a forge. [Corruptly written also {tweer}, and {twier}.]
"1957: Remains of a clay tuyere are present through which the blast was conducted into the furnace. — H.R. Schubert, History of the British Iron and Steel Industry, p. 21."