pustulate
Concise Oxford English Dictionary © 2008 Oxford University Press:
pustulate
▶verb /ˈpʌstjʊleɪt/ form into pustules. ▶adjective /ˈpʌstjʊlət/ chiefly Biology having or covered with pustules.
– derivatives
pustulation noun.
pustulation noun.
– origin ME: from late L. pustulat-, pustulare ‘to blister’, from pustula ‘pustule’.
'pustulate' also found in these Oxford entries:

