10-letter words containing o, n, p, a, r, l
- transpolar — of or relating to the North or South Pole.
- transposal — transposition.
- treponemal — any of several anaerobic spirochetes of the genus Treponema, certain species of which are parasitic in and pathogenic for humans and warm-blooded animals.
- trollopian — Anthony, 1815–82, English novelist.
- tropaeolin — any of a number of orange or yellow azo dyes of complex molecular structure.
- unpastoral — not used or suitable for pasture
- unprovable — to establish the truth or genuineness of, as by evidence or argument: to prove one's claim.