14-letter words containing h, a, r, d, i, s
- sulphuric acid — Sulphuric acid is a colourless, oily, and very powerful acid.
- teacher's aide — A teacher's aide is a person who helps a teacher in a school classroom but who is not a qualified teacher.
- the federalist — a set of 85 articles by Alexander Hamilton, James Madison, and John Jay, published in 1787 and 1788, analyzing the Constitution of the U.S. and urging its adoption
- the grenadines — a chain of about 600 islets in the Caribbean, part of the Windward Islands, extending for about 100 km (60 miles) between St Vincent and Grenada and divided administratively between the two states. Largest island: Carriacou
- the-federalist — a series of 85 essays (1787–88) by Alexander Hamilton, James Madison, and John Jay, written in support of the Constitution.
- thermodynamics — the science concerned with the relations between heat and mechanical energy or work, and the conversion of one into the other: modern thermodynamics deals with the properties of systems for the description of which temperature is a necessary coordinate.
- trisoctahedron — a solid bounded by 24 identical faces in groups of three, each group corresponding to one face of an octahedron.
- underemphasize — to give less than sufficient emphasis to; minimize.
- varnishing day — vernissage (def 1).
- voroshilovgrad — a city in E Ukraine, in the Donets Basin.
- washing powder — Washing powder is a powder that you use with water to wash clothes.
- xanthosiderite — a mineral, hydrous iron oxide, Fe 2 O 3 ⋅2H 2 O.