13-letter words containing t, a, s, i
- in-line skate — a roller skate with typically four hard-rubber wheels in a straight line resembling the blade of an ice skate.
- inacquiescent — Not acquiescent.
- inanimateness — The property of being inanimate.
- inaugurations — Plural form of inauguration.
- incandescents — Plural form of incandescent.
- incessantness — Quality of being incessant.
- income stream — a flow of money into a business
- incompatibles — not compatible; unable to exist together in harmony: She asked for a divorce because they were utterly incompatible.
- inconsiderate — without due regard for the rights or feelings of others: It was inconsiderate of him to keep us waiting.
- inconstruable — unable to be construed
- incontestable — incapable of being contested; not open to dispute; incontrovertible: incontestable proof.
- incontestably — incapable of being contested; not open to dispute; incontrovertible: incontestable proof.
- incorporators — one of the signers of the articles or certificate of legal incorporation.
- indian desert — Thar Desert.
- indisturbance — Freedom from disturbance; calmness; repose.
- individualist — a person who shows great independence or individuality in thought or action.
- indoctrinates — Third-person singular simple present indicative form of indoctrinate.
- industrialise — Non-Oxford British standard spelling of industrialize.
- industrialism — an economic organization of society built largely on mechanized industry rather than agriculture, craftsmanship, or commerce.
- industrialist — a person who owns or is involved in the management of an industrial enterprise.
- industrialize — to introduce industry into (an area) on a large scale.
- inelastically — In an inelastic way.
- inertial mass — the mass of a body as determined by the second law of motion from the acceleration of the body when it is subjected to a force that is not due to gravity.
- inessentially — In an inessential way.
- inexhaustible — not exhaustible; incapable of being depleted: an inexhaustible supply.
- inexhaustibly — not exhaustible; incapable of being depleted: an inexhaustible supply.
- infant school — In Britain, an infant school is a school for children between the ages of five and seven.
- infeasibility — not feasible; impracticable.
- infiltrations — Plural form of infiltration.
- infinitesimal — indefinitely or exceedingly small; minute: infinitesimal vessels in the circulatory system.
- inflammations — Plural form of inflammation.
- informalities — Plural form of informality.
- infraposition — A situation or position beneath.
- infrared star — a star radiating strongly in the infrared portion of the electromagnetic spectrum.
- inhabitancies — Plural form of inhabitancy.
- inhabitations — Plural form of inhabitation.
- inhospitality — lack of hospitality; inhospitable attitude toward or treatment of visitors, guests, etc.
- inline skates — a roller skate with typically four hard-rubber wheels in a straight line resembling the blade of an ice skate.
- inner sanctum — sanctum (def 2).
- inobservation — lack of observation
- inquisitional — Of or pertaining to an inquisition.
- inquisitorial — of or relating to an inquisitor or inquisition.
- insatiability — not satiable; incapable of being satisfied or appeased: insatiable hunger for knowledge.
- insatiateness — The state of being insatiate.
- inscriptional — Of or pertaining to inscription.
- inset initial — an initial letter, especially of the first word of a chapter or other section of a book, magazine, etc., larger than the body type and occupying two or more lines in depth, causing body type to be set around it.
- insignificant — unimportant, trifling, or petty: Omit the insignificant details.
- insinuatingly — tending to instill doubts, distrust, etc.; suggestive: an insinuating letter.
- insociability — the state or quality of being insociable
- inspectorates — Plural form of inspectorate.