9-letter words containing o, f, s, a
- holdfasts — Plural form of holdfast.
- hoofbeats — Plural form of hoofbeat.
- hot flash — a sudden, temporary sensation of heat experienced by some women during menopause.
- infandous — (obsolete) Extremely odious.
- infusoria — Irregular plural form of infusorium.
- isografts — Plural form of isograft.
- landforms — a specific geomorphic feature on the surface of the earth, ranging from large-scale features such as plains, plateaus, and mountains to minor features such as hills, valleys, and alluvial fans.
- leaf spot — a limited, often circular, discolored, diseased area on a leaf, usually including a central region of necrosis.
- leapfrogs — Plural form of leapfrog.
- lifeboats — Plural form of lifeboat.
- loaferish — (of a person) idle, lazy
- loanshift — change or extension of the meaning of a word through the influence of a foreign word, as in the application in English of the meaning “profession” to the word calling through the influence of Latin vocātio.
- looseleaf — Consisting of loose leaves (pages), often collected in a binder, rather than being bound like a book or stapled.
- lose face — the front part of the head, from the forehead to the chin.
- manifesto — a public declaration of intentions, opinions, objectives, or motives, as one issued by a government, sovereign, or organization.
- manifolds — Plural form of manifold.
- megaflops — a measure of computer speed, equal to one million floating-point operations per second.
- misfeasor — a person who is guilty of misfeasance.
- motoscafo — a passenger motorboat most often used on the canals in Venice
- nefandous — Unspeakable, appalling.
- nefarious — extremely wicked or villainous; iniquitous: a nefarious plot.
- nonfiscal — not involving government funds
- nose leaf — a leaflike outgrowth of skin on the nose of various bats, thought to be sensitive to vibrations of the air.
- nosferatu — Alternative form of Nosferatu.
- obfuscate — to confuse, bewilder, or stupefy.
- of a size — of one or the same size
- of a sort — a particular kind, species, variety, class, or group, distinguished by a common character or nature: to develop a new sort of painting; nice people, of course, but not really our sort.
- off-sales — sales of alcoholic drink for consumption off the premises by a pub or an off-licence attached to a pub
- officials — Plural form of official.
- offsaddle — (transitive, chiefly, South Africa) To unsaddle; remove the saddle from.
- offseason — a time of year other than the regular or busiest one for a specific activity: Fares are lower in the off-season.
- olfactics — The study of smells and how they are perceived.
- ossifraga — a large fulmar
- ossifrage — the lammergeier.
- outflanks — Third-person singular simple present indicative form of outflank.
- overfalls — Oceanography. water made rough by a strong current moving over a shoal, by an opposing current, or by winds blowing against the current.
- overstaff — to provide an excessive number of staff for (a factory, hotel, etc)
- pantofles — a slipper.
- perforans — (of nerves, muscles, or blood vessels) perforating or penetrating other anatomical structures
- petaflops — (unit) 10^15 flops or 1000 teraflops. As with flops, the term ends in S in both the singular and plural as the S stands for seconds. The first computer to perform one petaflops was recorded in June 2008. By June 2012 there were 20.
- platforms — a horizontal surface or structure with a horizontal surface raised above the level of the surrounding area.
- postfault — taking place after a fault
- postfixal — of or relating to a postfix, having postfixes
- profaners — characterized by irreverence or contempt for God or sacred principles or things; irreligious.
- proformas — according to form; as a matter of form; for the sake of form.
- raffinose — a colorless, crystalline trisaccharide, C 1 8 H 3 2 O 1 6 ⋅5H 2 O, with little or no sweetness, occurring in the sugar beet, cottonseed, etc., and breaking down to fructose, glucose, and galactose on hydrolysis.
- razorfish — any of several wrasses of the genus Hemipteronatus having a compressed, sharp-edged head, as H. novacula (pearly razorfish) of the West Indies and the Mediterranean Sea.
- refashion — a prevailing custom or style of dress, etiquette, socializing, etc.: the latest fashion in dresses.
- rockshaft — an oscillating shaft.
- roofscape — a view of the rooftops of a town, city, etc