As an adjective sneezier
is (sneezy).
As a noun sneezer is
someone who sneezes.
sneezier
English
Adjective
(head)
(sneezy)
sneezy
English
Adjective
(
er)
Prone to sneeze with little (if any) nasal agitation.
Characterised by sneezes.
- I had a very sneezy cold.
sneezer
English
Noun
(
en noun)
Someone who sneezes.
(US, slang, dated) Prison.
*1940 , (Raymond Chandler), Farewell, My Lovely , Penguin 2010, p. 200:
*:‘No cure for lads like you, is there?’ he said. ‘Except to throw you in the sneezer .’