9-letter words that end in ous
- moraceous — belonging to the Moraceae, the mulberry family of plants.
- murderous — of the nature of or involving murder: a murderous deed.
- murmurous — abounding in or characterized by murmurs.
- musaceous — belonging to the Musaceae, the banana family of plants.
- myomatous — a tumor composed of muscular tissue.
- naphthous — of, relating to or derived from naphtha
- nectarous — of the nature of or resembling nectar.
- nefandous — Unspeakable, appalling.
- nefarious — extremely wicked or villainous; iniquitous: a nefarious plot.
- negotious — Engaged in negotiation; Occupied with a conversation.
- neotenous — Also called pedogenesis. the production of offspring by an organism in its larval or juvenile form; the elimination of the adult phase of the life cycle.
- nickelous — containing bivalent nickel.
- nonparous — having borne no children.
- nonporous — full of pores.
- nonvenous — not involving, related to, or caused by veins or the venous system
- notorious — widely and unfavorably known: a notorious gambler. Synonyms: infamous, egregious, outrageous, arrant, flagrant, disreputable.
- nugacious — trivial; unimportant or insignificant; nugatory.
- numberous — Obsolete form of numerous.
- oblivious — unmindful; unconscious; unaware (usually followed by of or to): She was oblivious of his admiration.
- obnoxious — highly objectionable or offensive; odious: obnoxious behavior.
- obsidious — (rare) besieging; besetting, obsessional.
- occiduous — Western; occidental.
- odiferous — Odoriferous; smelly.
- officious — objectionably aggressive in offering one's unrequested and unwanted services, help, or advice; meddlesome: an officious person.
- oleaceous — belonging to the Oleaceae, the olive family of plants.
- oraculous — resembling an oracle
- oviferous — bearing eggs.
- oviparous — producing eggs that mature and hatch after being expelled from the body, as birds, most reptiles and fishes, and the monotremes.
- palladous — of or containing bivalent palladium.
- panderous — resembling a pander
- parecious — paroicous.
- paroicous — (of certain mosses) having the male and female reproductive organs beside or near each other.
- pecunious — having plenty of money; wealthy
- pendulous — hanging down loosely: pendulous blossoms.
- penurious — extremely stingy; parsimonious; miserly.
- pesterous — having a propensity to pester, annoy, or to be trying
- pinaceous — belonging to the plant family Pinaceae.
- pirithoüs — a prince of the Lapiths, who accomplished many great deeds with his friend Theseus
- pituitous — mucous.
- platinous — containing bivalent platinum.
- plenteous — plentiful; copious; abundant: a plenteous supply of food.
- plumbeous — resembling or containing lead; leaden.
- poisonous — full of or containing poison: poisonous air; a poisonous substance.
- pomaceous — of, relating to, or of the nature of pomes.
- ponderous — of great weight; heavy; massive.
- posticous — hinder; posterior.
- prescious — prescient
- prisonous — resembling a prison
- pudendous — shameful
- pulverous — consisting of tiny particles