13-letter words containing a, n, t, i, u, o
- subdelegation — a group or body of delegates: Our club sent a delegation to the rally.
- subgeneration — a generation within another generation
- subindication — the act or process of subindicating
- subordination — the act of placing in a lower rank or position: The refusal to allow women to be educated was part of society's subordination of women to men.
- subordinative — placed in or belonging to a lower order or rank.
- subpopulation — the total number of persons inhabiting a country, city, or any district or area.
- subsaturation — the act or process of saturating.
- subsidization — to furnish or aid with a subsidy.
- suction valve — a nonreturn valve in a pump suction to prevent the pump draining or depriming when not in service
- suffocatingly — to kill by preventing the access of air to the blood through the lungs or analogous organs, as gills; strangle.
- summarization — to make a summary of; state or express in a concise form.
- suntan lotion — cream that protects against the sun
- superdominant — submediant.
- superfetation — the fertilization of an ovum in a female mammal already pregnant.
- supernational — tending to involve, or extending authority over, more than one nation; international; supranational.
- superordinate — of higher degree in condition or rank.
- superrational — beyond the scope or range of reason; intuitional.
- superreaction — a reverse movement or tendency; an action in a reverse direction or manner.
- superromantic — exceptionally romantic
- supplantation — to take the place of (another), as through force, scheming, strategy, or the like.
- suppositional — the act of supposing.
- supranational — outside or beyond the authority of one national government, as a project or policy that is planned and controlled by a group of nations.
- suprarational — not understandable by reason alone; beyond rational comprehension.
- tautochronism — the fact or quality of being a tautochrone
- tax deduction — an expenditure that is deducted from taxable income.
- te waipounamu — a Māori name for New Zealand's South Island
- tenaciousness — holding fast; characterized by keeping a firm hold (often followed by of): a tenacious grip on my arm; tenacious of old habits.
- thurification — the act of incense-burning
- tibeto-burman — a subfamily of Sino-Tibetan languages, including especially Tibetan and Burmese.
- to run a risk — If you run the risk of doing or experiencing something undesirable, you do something knowing that the undesirable thing might happen as a result.
- touch-in-goal — the area at each end of the field outside of a touch-in-goal line.
- touchline ban — an official prohibition of a manager or coach from being present on or near the field during a match
- tour en l'air — a turn executed in the air.
- trade council — a central council composed of local trade unions.
- transfusional — of or relating to transfusion
- transmountain — across or through a mountain or mountains
- transmutation — the act or process of transmuting.
- triangulation — a technique for establishing the distance between any two points, or the relative position of two or more points, by using such points as vertices of a triangle or series of triangles, such that each triangle has a side of known or measurable length (base or base line) that permits the size of the angles of the triangle and the length of its other two sides to be established by observations taken either upon or from the two ends of the base line.
- trifunctional — pertaining to molecules that can react at three sites.
- troublemaking — a person who causes difficulties, distress, worry, etc., for others, especially one who does so habitually as a matter of malice.
- tuberculation — Also, tuberculated, tuberculose. having tubercles.
- turbocharging — the process or action of supplying an internal combustion engine or a motor vehicle with a turbocharger
- tussiculation — a hacking cough.
- ultra-violent — acting with or characterized by uncontrolled, strong, rough force: a violent earthquake.
- ultrarational — extremely rational
- ultraromantic — extremely romantic
- ultraviolence — acts of extreme violence, esp those shown on television or film
- un-actionable — furnishing ground for a lawsuit.
- un-negotiated — to deal or bargain with another or others, as in the preparation of a treaty or contract or in preliminaries to a business deal.
- unambitiously — in an unambitious manner