12-letter words containing s, p, e, l, i, n
- unsimplified — to make less complex or complicated; make plainer or easier: to simplify a problem.
- unsplittable — to divide or separate from end to end or into layers: to split a log in two.
- unstipulated — to make an express demand or arrangement as a condition of agreement (often followed by for).
- valve spring — a helical spring used to hold closed a valve in the cylinder head of an internal-combustion engine
- vespertilian — of, relating to, or resembling a bat
- whisperingly — In a whispering manner; quietly.
- white plains — a city in SE New York, near New York City: battle 1776.
- wranglership — (at Cambridge University) the position of a wrangler