15-letter words containing o, r, p, h, a, n
- thought pattern — habitual way of thinking
- thraco-phrygian — a hypothetical branch of Indo-European implying a special genetic affinity between the meagerly attested Thracian and Phrygian languages.
- trainspotterish — obsessed with trivial details, esp of a subject generally considered uninteresting
- ultrasonography — a diagnostic imaging technique utilizing reflected high-frequency sound waves to delineate, measure, or examine internal body structures or organs.
- unchoreographed — not choreographed; not pre-arranged or pre-prepared; unplanned
- uncopyrightable — not able to be copyrighted
- vine phylloxera — a homopterous insect, Phylloxera vitifolia, typically feeding on vine juices
- weatherproofing — Present participle of weatherproof.