12-letter words containing m, a, n, i, f
- tank farming — hydroponics.
- terraforming — to alter the environment of (a celestial body) in order to make capable of supporting terrestrial life forms.
- transfermium — having an atomic number greater than 100, the atomic number of fermium.
- transforming — to change in form, appearance, or structure; metamorphose.
- transformism — the doctrine of gradual transformation of one species into another by descent with modification through many generations.
- transformist — an adherent of transformism.
- transmogrify — to change in appearance or form, especially strangely or grotesquely; transform.
- trinacriform — three-pronged
- unformalized — not formalized
- unformidable — causing fear, apprehension, or dread: a formidable opponent.
- unmeaningful — not meaningful; without significance.
- unmodifiable — incapable of being modified
- variant form — a way of writing a word which is used by some people as an alternative to the standard or generally accepted form
- window frame — structure surrounding a window pane
- 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.
- woman friend — a female friend