1. Certified as professional by evidence or testimonials
   "credentialled day care workers"

See also: certified

• Naiki
• nail
• nail bar
• nail bomb
• nail down
• nail enamel
• nail hole
• nail polish
• nail pulling
• nail removal
• nail varnish
• nail-biter
• nail-biting
• nail-tailed kangaroo
• nail-tailed wallaby
• nailbrush
• nailer
• nailfile
• nailhead
• nailrod
• nainsook
• naira
• Nairobi
• Naismith
• naive