Black holes synonyms | nouns

Synonyms for Black holes as a Noun

• abysses
• supernovae
• voids
• bullpens
• bastilles
• jails
• brigs
• cans
• cells
• clinks
• coolers
• dungeons
• insides
• joints
• keeps
• lockups
• pens
• penitentiaries
• pounds
• prisons
• racks
• reformatories
• solitaries
• stirs
• stockades
• detention homes
• open prisons
• oubliettes
• borstals
• remand homes