12-letter words containing f, l, u, c
- unfunctional — of or relating to a function or functions: functional difficulties in the administration.
- ungracefully — in an ungraceful manner
- unifactorial — of or relating to a single gene.
- uninfluenced — the capacity or power of persons or things to be a compelling force on or produce effects on the actions, behavior, opinions, etc., of others: He used family influence to get the contract.
- unmercifully — merciless; relentless; severe; cruel; pitiless.
- unpeacefully — in an unpeaceful manner
- unreflecting — not reflecting; unthinking: an unreflecting, self-satisfied man.
- unreflective — not reflective; thoughtless; lacking in due deliberation; heedless; rash: a sweeping, unreflective pessimism.
- unrespectful — full of, characterized by, or showing politeness or deference: a respectful reply.
- unsuccessful — not achieving or not attended with success: an unsuccessful person; an unsuccessful venture.
- unwatchfully — in an unwatchful manner
- vacuum flask — A vacuum flask is a container which is used to keep hot drinks hot or cold drinks cold. It has two thin silvery glass walls with a vacuum between them.
- vociferously — crying out noisily; clamorous.
- watchfulness — vigilant or alert; closely observant: The sentry remained watchful throughout the night.
- zinc sulfate — a colorless, crystalline, water-soluble powder, ZnSO 4 ⋅7H 2 O, used for preserving skins and wood, in the electrodeposition of zinc, in the bleaching of paper, as a mordant in calico printing, and in medicine as an astringent, styptic, and emetic.
- zinc sulfide — a white to yellow, crystalline powder, ZnS, soluble in acids, insoluble in water, occurring naturally as wurtzite and sphalerite: used as a pigment and as a phosphor on x-ray and television screens.