17-letter words containing l, a, m, n
- welshman's button — an angler's name for a species of caddis fly, Sericostoma personatum
- white-nationalism — white supremacy.
- williams syndrome — an abnormality in the genes involved in calcium metabolism, resulting in learning difficulties
- wire entanglement — a barbed-wire obstacle, usually mounted on posts and zigzagged back and forth along a front, designed to channel, delay, or halt an advance by enemy foot soldiers.
- wrangell-mountain — Mount, an active volcano in SE Alaska, in the Wrangell Mountains. 14,006 feet (4269 meters).
- yellow journalism — a color like that of egg yolk, ripe lemons, etc.; the primary color between green and orange in the visible spectrum, an effect of light with a wavelength between 570 and 590 nm.
- zonal pelargonium — a pelargonium whose leaves are marked with concentric circles of a different colour to the rest of the leaf