pustulate
1 of 2verb
pus·tu·late
-ˌlāt
-ed/-ing/-s
transitive verb
: to cause to form into pustules
intransitive verb
: to become pustulous
pustulate
2 of 2adjective
pus·tu·late
-lə̇t,
-ˌlāt
variants or pustulated
-ˌlātə̇d 
: covered with pustules or similar prominences
Word History
Etymology
Verb
Late Latin pustulatus, past participle of pustulare to blister, from Latin pustula pustule, blister
Adjective
pustulate from Late Latin pustulatus blistered, from past participle of pustulare; pustulated from past participle of pustulate entry 1
First Known Use
Adjective
15th century, in the meaning defined above