12-letter words containing f, a, n, u, m
- transfermium — having an atomic number greater than 100, the atomic number of fermium.
- undreamed of — If you describe something as undreamed of, you are emphasizing that it is much better, worse, or more unusual than you thought was possible.
- unfathomable — not able to be fathomed, or completely understood; incomprehensible: heroism in the face of unfathomable conflict.
- unflamboyant — not flamboyant
- unformalized — not formalized
- unformidable — causing fear, apprehension, or dread: a formidable opponent.
- unformulated — to express in precise form; state definitely or systematically: He finds it extremely difficult to formulate his new theory.
- unfragmented — existing or functioning as though broken into separate parts; disorganized; disunified: a fragmented personality; a fragmented society.
- unmeaningful — not meaningful; without significance.
- unmodifiable — incapable of being modified
- unreformable — not able to be reformed or reclaimed
- wing formula — a numerical representation of the relative lengths of the primary feathers of a bird's wing, used in identifying similar species, as flycatchers.