13-letter words containing t, r, o, i, s
- instructional — the act or practice of instructing or teaching; education.
- insubordinate — not submitting to authority; disobedient: an insubordinate soldier.
- insupportable — not endurable; unbearable; insufferable: insupportable pain.
- insupportably — In an insupportable manner.
- insurrections — Plural form of insurrection.
- insusurration — (obsolete) The act of whispering into something.
- interceptions — Plural form of interception.
- intercessions — Plural form of intercession.
- interconnects — Third-person singular simple present indicative form of interconnect.
- intercrossing — Present participle of intercross.
- interiorscape — An installation of plants decorating the inside of a building.
- interjections — Plural form of interjection.
- interlocutors — a person who takes part in a conversation or dialogue.
- intermissions — Plural form of intermission.
- intermodalism — pertaining to or suitable for transportation involving more than one form of carrier, as truck and rail, or truck, ship, and rail.
- interobserver — someone or something that observes.
- interoceptors — a receptor, especially of the viscera, responding to stimuli originating from within the body.
- interoperates — Third-person singular simple present indicative form of interoperate.
- interosculant — Mutually touching or intersecting.
- interosculate — to interpenetrate; inosculate.
- interpersonal — of or pertaining to the relations between persons: He has strong interpersonal skills.
- interposition — the act or fact of interposing or the condition of being interposed.
- interreligous — Between religions.
- interrogators — Plural form of interrogator.
- interruptions — an act or instance of interrupting.
- intersections — Plural form of intersection.
- intersessions — Plural form of intersession.
- intersocietal — noting or pertaining to large social groups, or to their activities, customs, etc.
- interspersion — to scatter here and there or place at intervals among other things: to intersperse flowers among shrubs.
- interventions — Plural form of intervention.
- intrapersonal — existing or occurring within the self or within one's mind: People with high intrapersonal intelligence are aware of their strengths and weaknesses. Intrapersonal conflict can lead to emotional stress.
- intravasation — the entrance of foreign matter into a blood vessel of the body.
- intravenously — through or within a vein. Abbreviation: IV.
- introductions — Plural form of introduction.
- introgressant — an individual resulting from introgression
- introgression — the introduction of genes from one species into the gene pool of another species, occurring when matings between the two produce fertile hybrids.
- introgressive — Producing introgression.
- introspecting — to practice introspection; consider one's own internal state or feelings.
- introspection — observation or examination of one's own mental and emotional state, mental processes, etc.; the act of looking within oneself.
- introspective — characterized by introspection, the act or process of looking into oneself.
- introversible — able to be introverted
- inverted snob — a person who scorns the conventions or attitudes of his own class or social group by attempting to identify with people of a supposedly lower class
- investigators — Plural form of investigator.
- investigatory — to examine, study, or inquire into systematically; search or examine into the particulars of; examine in detail.
- iontophoresis — a painless alternative to drug injection in which a weak electrical current is used to stimulate drug-carrying ions to pass through intact skin.
- iridocyclitis — (medicine) A type of anterior uveitis.
- irrationalise — Alt form irrationalize.
- irrationalism — irrationality in thought or action.
- irrationalist — One who is irrational in their beliefs or ideas.
- irreligionist — One who is irreligious.