13-letter words containing i, r, t, f
- refocillation — the restoring of strength by refreshment or revivement
- reforestation — to replant trees on (land denuded by cutting or fire).
- reformability — the extent to which something or someone is reformable; the capability or susceptibility to reform
- reformulation — to formulate again.
- refrigeration — the act or process of refrigerating.
- refundability — to give back or restore (especially money); repay.
- refurbishment — to furbish again; renovate; brighten: to refurbish the lobby.
- reinfestation — the act of infesting; state of being infested.
- reinforcement — the act of reinforcing.
- relief troops — soldiers sent to an area of conflict or a disaster area in order to provide aid or assistance there
- reptiliferous — (of rocks, etc) yielding fossilized reptiles
- retrofittable — to modify equipment (in airplanes, automobiles, a factory, etc.) that is already in service using parts developed or made available after the time of original manufacture.
- retrofittings — acts of retrofitting
- retroflection — a bending backward.
- return flight — a flight going back
- reunification — the process of unifying or uniting; union: the unification of the 13 original colonies.
- right fielder — the player whose position is right field.
- right to life — When people talk about an unborn baby's right to life, they mean that a baby has the right to be born, even if it has a severe disability or if its mother does not want it.
- right-justify — If printed text is right-justified, each line finishes at the same distance from the right-hand edge of the page or column.
- right-to-life — pertaining to or advocating laws making abortion, especially abortion-on-demand, illegal; antiabortion: right-to-life advocates.
- ripple effect — a spreading effect or series of consequences caused by a single action or event.
- river traffic — the boats that sail on a river
- role conflict — emotional conflict arising when competing demands are made on an individual in the fulfillment of his or her multiple social roles.
- root of unity — a complex number that when raised to some positive integral power results in 1.
- russification — Russianize (defs 1, 2).
- rutherfordium — a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Rf; atomic number: 104.
- safari jacket — bush jacket.
- safety margin — something required to ensure safety
- scarfed joint — a lapped joint between two pieces of timber made by notching or grooving the ends and strapping, bolting, or gluing the two pieces together
- scarification — an act or instance of scarifying.
- scene shifter — a person who changes scenes during a play
- scimitar foot — any short leg or foot, as to a pedestal table, having the form of an arc tangent to the floor plane.
- scorification — an assaying process whereby gold or silver is separated from ore by fusion with lead.
- scout uniform — the uniform worn by the Scouts
- security firm — a firm which provides guards for buildings, and other security services and personnel
- self-catering — holiday accommodation not including meals
- self-creation — the act of producing or causing to exist; the act of creating; engendering.
- self-critical — capable of criticizing oneself objectively.
- self-directed — guided, regulated, or managed: a carefully directed program.
- self-distrust — lack of confidence in oneself, in one's abilities, etc.
- self-ignorant — lacking in knowledge or training; unlearned: an ignorant man.
- self-interest — regard for one's own interest or advantage, especially with disregard for others.
- self-oriented — the Orient, the countries of Asia, especially East Asia. (formerly) the countries to the E of the Mediterranean.
- self-portrait — a portrait of oneself done by oneself.
- self-righting — able to or designed to right itself or oneself after falling or capsizing.
- self-security — freedom from danger, risk, etc.; safety.
- self-starting — starter (def 3).
- self-steering — maintaining a course without constant human action
- self-training — the education, instruction, or discipline of a person or thing that is being trained: He's in training for the Olympics.
- sergeant fish — cobia