1. Incapable of being traced or tracked down
   "an untraceable source"

Antonym: traceable

Encyclopedia: Untraceable

• walk the plank
• walk-on
• walk-through
• walk-to
• walk-up
• walk-up apartment
• walkabout
• walkaway
• walker
• Walker foxhound
• Walker hound
• Walker Percy
• Walker Smith
• walkie-talkie
• walkies
• walking
• walking delegate
• walking fern
• Walking horse
• walking leaf
• walking on air
• walking papers
• walking shoe
• walking wounded
• walkingstick