15-letter words containing p, h, a, l, i, n
- spanish trefoil — alfalfa.
- spherical angle — an angle formed by arcs of great circles of a sphere.
- spill the beans — the edible nutritious seed of various plants of the legume family, especially of the genus Phaseolus.
- spit and polish — great care in maintaining smart appearance and crisp efficiency: The commander was concerned more with spit and polish than with the company's morale.
- sulphinpyrazone — a uricosuric drug with molecular formula C23H20N2O3S, used in the treatment of chronic gout
- sycophantically — a self-seeking, servile flatterer; fawning parasite.
- the colophonian — a native of Colophon.
- thermal printer — a printer that produces output by selectively heating a heat-sensitive paper (thermal paper) in patterns corresponding to the characters to be produced.
- unapprehensible — not able to be understood or comprehended
- uncopyrightable — not able to be copyrighted
- unphilosophical — not adhering to philosophical theory or principles
- vine phylloxera — a homopterous insect, Phylloxera vitifolia, typically feeding on vine juices
- walpurgis night — (especially in medieval German folklore) the evening preceding the feast day of St. Walpurgis, when witches congregated, especially on the Brocken.
- washing-up bowl — plastic bowl used for washing dishes
- washington palm — a palm tree, Washingtonia filifera, of California and Florida, having large fan-shaped leaves and small black fruits
- westphalian ham — a hard German ham with a distinctive flavor derived from being smoked over beechwood and juniper.
- whiplash injury — the lash of a whip.