12-letter words containing e, p, i, s, t, o
- the-pioneers — a historical novel (1823) by James Fenimore Cooper.
- thermosiphon — an arrangement of siphon tubes that enables water in a heating apparatus to circulate by means of convection.
- thiosulphate — any salt of thiosulphuric acid
- third person — the grammatical person used by the speaker of an utterance in referring to anyone or anything other than the speaker or the one (third person singular) or ones (third person plural) being addressed.
- thomas paine — Albert Bigelow [big-uh-loh] /ˈbɪg əˌloʊ/ (Show IPA), 1861–1937, U.S. author and editor.
- time deposit — a deposit that can be withdrawn by the depositor only after giving advance notice or after an agreed period of time has elapsed.
- top dressing — tennis court
- top security — ultra secure
- trainspotter — A trainspotter is someone who is very interested in trains and spends time going to stations and recording the numbers of the trains that they see.
- transponible — capable of being transposed.
- transpontine — across or beyond a bridge.
- transportive — to carry, move, or convey from one place to another.
- trepidations — tremulous fear, alarm, or agitation; perturbation.
- trepidatious — tremulous fear, alarm, or agitation; perturbation.
- triadelphous — (of stamens) united by the filaments into three sets or bundles.
- tribespeople — members of a tribe; people living a tribal lifestyle
- tricephalous — with three heads
- triphosphate — a salt derived from triphosphoric acid.
- tropicalised — to make tropical, as in character or appearance.
- trouser clip — a clip that is worn around the bottom of a trouser leg to stop the material getting caught in the chain of a bicycle
- type section — the sequence of strata referred to in establishing a stratigraphic unit, as a member or formation.
- unhospitable — not hospitable
- unit process — any of a number of standard operations, such as filtration or distillation, that are widely used in various chemical and process industries
- unpassionate — having, compelled by, or ruled by intense emotion or strong feeling; fervid: a passionate advocate of socialism.
- unpoliteness — the quality or state of being impolite
- unprotesting — an expression or declaration of objection, disapproval, or dissent, often in opposition to something a person is powerless to prevent or avoid: a protest against increased taxation.
- unsupportive — giving support.
- velcro strip — a strip or roll of Velcro, able to be cut to the required length
- water pistol — a toy gun that shoots a stream of liquid.
- west pointer — a graduate of the US Military Academy at West Point
- whistle-stop — to campaign for political office by traveling around the country, originally by train, stopping at small communities to address voters.
- white sapote — a tropical American tree, Casimiroa edulis, of the rue family, having greenish, inconspicuous flowers and tomatolike fleshy fruit that is yellow on the inside and gray or yellowish-green on the outside.