11-letter words that end in ous
- quizzacious — (nonce, obsolete) Mocking or satirical.
- repetitious — full of repetition, especially unnecessary and tedious repetition: a repetitious account of their vacation trip.
- rhamnaceous — belonging to the Rhamnaceae, the buckthorn family of plants.
- rhizanthous — bearing flowers directly from the root.
- rhizomatous — a rootlike subterranean stem, commonly horizontal in position, that usually produces roots below and sends up shoots progressively from the upper surface.
- ring-porous — having annual rings marked by a conspicuous band of large pores in wood formed in spring.
- rumbustious — rambunctious.
- salicaceous — belonging to the Salicaceae, the willow family of plants.
- salsuginous — full of salt or able to grow in salty soil
- sanguineous — of, relating to, or containing blood.
- saponaceous — resembling soap; soapy.
- sapotaceous — belonging to the Sapotaceae, the sapodilla family of plants.
- sarcomatous — any of various malignant tumors composed of neoplastic cells resembling embryonic connective tissue.
- scaberulous — tending to be scabrous or slightly rough to the touch
- scapigerous — having a scape or leafless stalk
- scotomatous — loss of vision in a part of the visual field; blind spot.
- scribacious — having the tendency to write a lot or too much
- scrumptious — very pleasing, especially to the senses; delectable; splendid: a scrumptious casserole; a scrumptious satin gown.
- semelparous — (of a plant) producing flowers and fruit only once before dying
- semiserious — having some seriousness; partly serious.
- sententious — abounding in pithy aphorisms or maxims: a sententious book.
- septiferous — in possession of a septum or partition
- sepulchrous — of the nature of a sepulchre
- serpiginous — (formerly) a creeping or spreading skin disease, as ringworm.
- silvicolous — living or growing in woodlands.
- solanaceous — belonging to the Solanaceae, the nightshade family of plants.
- somniferous — bringing or inducing sleep, as drugs or influences.
- spathaceous — of the nature of or resembling a spathe.
- spiniferous — (esp of plants) bearing spines or thorns
- spiriferous — having a spire or spiral parts.
- splendorous — brilliant or gorgeous appearance, coloring, etc.; magnificence: the splendor of the palace.
- spontaneous — coming or resulting from a natural impulse or tendency; without effort or premeditation; natural and unconstrained; unplanned: a spontaneous burst of applause.
- sporiferous — bearing spores.
- sporogenous — of or relating to spores or spore production.
- stentorious — stentorian.
- stramineous — of or resembling straw.
- styliferous — having a style (part of the female organ of a plant)
- subitaneous — sudden
- subvitreous — of the nature of or resembling glass, as in transparency, brittleness, hardness, glossiness, etc.: vitreous china.
- sulphureous — of the yellow colour of sulphur
- superfluous — being more than is sufficient or required; excessive.
- sympetalous — gamopetalous.
- symphonious — harmonious; in harmonious agreement or accord.
- synchronous — occurring at the same time; coinciding in time; contemporaneous; simultaneous.
- syngnathous — (of fish) having a tubular snout, e.g. pipefish, seahorse
- synsepalous — gamosepalous.
- tanniferous — containing much tannin; yielding tannin.
- tautologous — needless repetition of an idea, especially in words other than those of the immediate context, without imparting additional force or clearness, as in “widow woman.”.
- temerarious — reckless; rash.
- tempestuous — stormy, tumultuous