9-letter words containing p, o, t, s
- heliports — Plural form of heliport.
- helistops — Plural form of helistop.
- hepatomas — Plural form of hepatoma.
- heptagons — Plural form of heptagon.
- high spot — The high spot of an event or activity is the most exciting or enjoyable part of it.
- high tops — denoting a sneaker that covers the ankle.
- hip boots — waders: thigh-high rubber boots
- holotypes — Plural form of holotype.
- honeypots — Plural form of honeypot.
- hoopsters — Plural form of hoopster.
- hopscotch — a children's game in which a player tosses or kicks a small flat stone, beanbag, or other object into one of several numbered sections of a diagram marked on the pavement or ground and then hops on one foot over the lines from section to section and picks up the stone or object, usually while standing on one foot in an adjacent section.
- hornpouts — Plural form of hornpout.
- hospitage — the position of being a guest
- hospitale — a place of lodging
- hospitals — Plural form of hospital.
- hospitate — (obsolete, transitive) To receive with hospitality; to lodge as a guest.
- hospitium — a hospice.
- hot pants — (used with a plural verb) very brief and usually tight-fitting shorts for women and girls, first popularized in the early 1970s.
- hot press — a hot press is an airing cupboard for clothes
- hot-press — a machine applying heat in conjunction with mechanical pressure, as for producing a smooth surface on paper or for expressing oil.
- hotplates — Plural form of hotplate.
- housekept — to keep or maintain a house.
- housetops — Plural form of housetop.
- hypnotics — Plural form of hypnotic.
- hypnotise — to put in the hypnotic state.
- hypnotism — the science dealing with the induction of hypnosis.
- hypnotist — the science dealing with the induction of hypnosis.
- hypoblast — the endoderm.
- hypocaust — a hollow space or system of channels in the floor or walls of some ancient Roman buildings that provided a central heating system by receiving and distributing the heat from a furnace.
- hyponasty — increased growth along the lower surface of a plant or plant part, causing it to bend upward.
- hypostoma — Hypostome.
- hypostome — any of several parts or organs of the mouth, as the labrum of a crustacean.
- hypostyle — having many columns carrying the roof or ceiling: a hypostyle hall.
- hypotaxis — dependent relation or construction, as of clauses; syntactic subordination.
- hypotonus — Hypotonia.
- impastoed — (painting) Painted with an impasto.
- impeticos — to put in a pocket
- impetuous — of, relating to, or characterized by sudden or rash action, emotion, etc.; impulsive: an impetuous decision; an impetuous person.
- impiteous — (obsolete) pitiless; cruel.
- importers — Plural form of importer.
- imposters — Plural form of imposter.
- imposting — a tax; tribute; duty.
- impostors — Plural form of impostor.
- imposture — the action or practice of imposing fraudulently upon others.
- impsonite — a black variety of asphaltite with a jagged fracture.
- in a spot — a rounded mark or stain made by foreign matter, as mud, blood, paint, ink, etc.; a blot or speck.
- inspector — a person who inspects.
- interpose — to place between; cause to intervene: to interpose an opaque body between a light and the eye.
- isentrope — a line on a map or chart joining points having equal entropy.
- isopectic — a line drawn on a map connecting all points where ice starts to form at approximately the same period at the onset of winter.