9-letter words that end in y
- aeriality — the quality of being aerial; insubstantiality
- aeromancy — the interpretation of the weather and atmospheric conditions to foretell the future
- aerometry — an instrument for determining the weight, density, etc., of air or other gases.
- aetiology — the philosophy or study of causation
- affluency — affluence (def 2).
- afterbody — any discarded part that continues to trail a satellite, rocket, etc, in orbit
- agelessly — in an ageless manner
- agreeably — to one's liking; pleasing: agreeable manners; an agreeable sensation.
- agriology — the study of primitive peoples
- aimlessly — without aim; purposeless.
- air ferry — a ferry service that transports passengers and cars by plane
- air spray — pertaining to compressed-air spraying devices or to liquids used in them.
- air-spray — pertaining to compressed-air spraying devices or to liquids used in them.
- airworthy — If an aircraft is airworthy, it is safe to fly.
- aitiology — Alternative form of aetiology.
- alackaday — alack
- alarmedly — in an alarmed manner
- alder fly — any of several dark-colored neuropterous insects of the family Sialidae, the larvae of which are aquatic and predacious on other aquatic insects.
- algometry — a device for determining sensitiveness to pain caused by pressure.
- aliteracy — the state or quality of being able but disinclined to read
- all-party — composed of or involving members of all of the political parties of a country
- allegedly — reportedly; supposedly
- allegheny — river in W Pennsylvania, joining the Monongahela at Pittsburgh to form the Ohio: 325 mi (523 km)
- allen key — an L-shaped tool consisting of a rod having a hexagonal cross section, used to turn a screw (Allen screw) with a hexagonal recess in the head. A different size of key is required for each size of screw
- allenarly — in a solitary manner
- alley-way — an alley or lane.
- allicholy — a feeling of sadness and despondency
- allocarpy — the production of fruit through cross-fertilization
- allometry — the study of the growth of part of an organism in relation to the growth of the entire organism
- allopathy — the orthodox medical method of treating disease, by inducing a condition different from or opposed to the cause of the disease
- allopatry — the condition of existing in areas that are geographically separated from one another; esp the condition of genetically similar species which cannot interbreed because of this geographical separation
- allostery — the condition of a protein (such as an enzyme) in which the structure and activity of the enzyme are modified by the binding of a metabolic molecule at a site other than the chemically active one
- allotropy — the existence of an element in two or more physical forms. The most common elements having this property are carbon, sulphur, and phosphorus
- allottery — an allotment or allocation
- allowably — In an allowable manner.
- allowedly — by general admission or agreement; admittedly
- alpha ray — ionizing radiation consisting of a stream of alpha particles
- altar boy — In the Roman Catholic church, an altar boy is a boy who helps the priest during Mass.
- alterably — In an alterable manner.
- altimetry — the science of measuring altitudes, as with an altimeter
- amazingly — causing great surprise or sudden wonder.
- ambiently — In an ambient way.
- ambiguity — If you say that there is ambiguity in something, you mean that it is unclear or confusing, or it can be understood in more than one way.
- amniotomy — the artificial rupturing of the fetal membranes by a doctor or midwife to induce or expedite labour
- amorality — not involving questions of right or wrong; without moral quality; neither moral nor immoral.
- amorosity — a loving feeling
- amorously — inclined or disposed to love, especially sexual love: an amorous disposition.
- amphiboly — ambiguity of speech, especially from uncertainty of the grammatical construction rather than of the meaning of the words, as in The Duke yet lives that Henry shall depose.
- amphigory — a piece of nonsensical writing in verse or, less commonly, prose
- ampullary — Of or pertaining to an ampulla.