13-letter words containing f, e, m, a, l, c
- uncamouflaged — the act, means, or result of obscuring things to deceive an enemy, as by painting or screening objects so that they are lost to view in the background, or by making up objects that from a distance have the appearance of fortifications, guns, roads, etc.: Was camouflage used extensively on fighter aircraft during World War I?
- uncomfortable — causing discomfort or distress; painful; irritating.
- unconformable — not conformable; not conforming.
- vacuum filter — A vacuum filter is a filter in which the liquid passes through more easily because of a vacuum on the liquid output side.