1. efflorescence, rash, roseola, skin rash

any red eruption of the skin

• efflorescence
• roseola
• skin rash

2. blizzard, rash

a series of unexpected and unpleasant occurrences

Example Sentences:
'a rash of bank robberies'
'a blizzard of lawsuits'

• blizzard

3. rash

imprudently incurring risk

Example Sentences:
'do something rash that he will forever repent'

4. foolhardy, heady, rash, reckless

marked by defiant disregard for danger or consequences

Example Sentences:
'foolhardy enough to try to seize the gun from the hijacker'
'became the fiercest and most reckless of partisans'
'a reckless driver'
'a rash attempt to climb Mount Everest'

• foolhardy
• heady
• reckless