4-letter words containing on
- mong — mongrel, especially a mongrel dog.
- monk — (James) Arthur ("Art") born 1957, U.S. football player.
- mono — infectious mononucleosis.
- mons — an area of the body that is higher than neighboring areas.
- mont — Mount; mountain.
- moon — Sun Myung [suhn myuhng] /sʌn myʌŋ/ (Show IPA), 1920–2012, Korean religious leader: founder of the Unification Church.
- muon — a lepton similar in most respects to the electron except that it is unstable, it may be positively charged, and its mass is approximately 207 times greater; the positively charged muon is the antiparticle of the negatively charged muon. Symbol: μ.
- neon — Chemistry. a chemically inert gaseous element occurring in small amounts in the earth's atmosphere, used chiefly in a type of electrical lamp. Symbol: Ne; atomic weight: 20.183; atomic number: 10; density: 0.9002 g/l at 0°C and 760 mm pressure.
- non- — Non- is used in front of adjectives and nouns to form adjectives that describe something as not having a particular quality or feature.
- nona — a disease of the liver that is clinically indistinguishable from hepatitis B but is caused by a retrovirus or retroviruslike agent.
- none — to no extent; in no way; not at all: The supply is none too great.
- nong — a foolish, incompetent person.
- noni — The Polynesian fruit tree Morinda citrifolia.
- nono — anything that is forbidden or not advisable, as because of being improper or unsafe: If you want to lose weight, rich desserts are a no-no.
- nonu — not characteristic of or appropriate to the upper class, especially of Great Britain: certain words and phrases that are considered absolutely non-U.
- noon — midday.
- once — at one time in the past; formerly: I was a farmer once; a once powerful nation.
- onde — (obsolete) Envy; hatred; malice.
- ondo — a state of SW Nigeria, on the Bight of Benin. Capital: Akure. Pop: 3 441 024 (2004). Area: 15 500 sq km (5985 sq miles)
- oner — being or amounting to a single unit or individual or entire thing, item, or object rather than two or more; a single: one woman; one nation; one piece of cake.
- ones — being or amounting to a single unit or individual or entire thing, item, or object rather than two or more; a single: one woman; one nation; one piece of cake.
- onia — Plural form of onium.
- onis — Plural form of oni.
- only — without others or anything further; alone; solely; exclusively: This information is for your eyes only.
- onry — {{eye dialect of|from=Southern United States|ornery}}.
- ont. — Ontario
- onto — surjection
- onus — a difficult or disagreeable obligation, task, burden, etc.
- onyx — Mineralogy. a variety of chalcedony having straight parallel bands of alternating colors. Compare Mexican onyx.
- oona — a female given name.
- oont — (India) A camel.
- oxon — Oxfordshire.
- peon — a messenger, attendant, or orderly.
- phon — a unit for measuring the apparent loudness of a sound, equal in number for a given sound to the intensity in decibels of a sound having a frequency of 1000 cycles per second when, in the judgment of a group of listeners, the two sounds are of equal loudness.
- pion — the first meson to be discovered: it has spin 0 and may be positively or negatively charged or neutral; charged pions decay into a muon and a neutrino or antineutrino. Symbol: π.
- pond — a body of water smaller than a lake, sometimes artificially formed, as by damming a stream.
- pone — the player on the dealer's right. Compare eldest hand.
- pong — an unpleasant smell; stink.
- ponk — an evil or mischievous spirit
- pons — Also called pons Varolii. a band of nerve fibers in the brain connecting the lobes of the midbrain, medulla, and cerebrum.
- pont — (in South Africa) a river ferry, esp one that is guided by a cable from one bank to the other
- pony — a small horse of any of several breeds, usually not higher at the shoulder than 14½ hands (58 in./146 cm).
- poon — any of several East Indian trees of the genus Calophyllum, that yield a light, hard wood used for masts, spars, etc.
- pron — Slang. pornography, especially on the Internet: When his girlfriend borrowed his computer, she found all the pr0n he'd been downloading.
- rmon — 1. (networking) remote monitoring. 2. Remote Monitor.
- rone — a drainpipe or gutter for carrying rainwater from a roof
- ronz — rest of New Zealand (in relation to Auckland)
- roon — a shred or strip of cloth
- sion — a canton in SW Switzerland. 2021 sq. mi. (5235 sq. km). Capital: Sion.
- sone — a unit for measuring the loudness of sound, equal to the loudness of a sound that, in the judgment of a group of listeners, is equal to that of a 1000-cycle-per-second reference sound having an intensity of 40 decibels.