12-letter words containing c, a, l, r, i, f
- space-filler — a short article of little or no importance written to fill space in a magazine or newspaper
- stalactiform — resembling or shaped like a stalactite.
- subfactorial — the number of ways a group of objects can be arranged so that none of the objects are in their original or correct place
- surface mail — the system, especially a government postal system, of sending mail by truck, train, or boat, as opposed to airmail.
- terrifically — extraordinarily great or intense: terrific speed.
- trace fossil — a fossilized track, trail, burrow, boring, or other structure in sedimentary rock that records the presence or behavior of the organism that made it.
- trefoil arch — an arch with cusplike intrados.
- unartificial — not showing art or skill; not skilled or artistic
- unifactorial — of or relating to a single gene.