13-letter words containing s, o, y, l
- synarthrodial — synarthrosis.
- synchronology — combined chronology
- synchronously — occurring at the same time; coinciding in time; contemporaneous; simultaneous.
- synecdochical — a figure of speech in which a part is used for the whole or the whole for a part, the special for the general or the general for the special, as in ten sail for ten ships or a Croesus for a rich man.
- synophthalmia — cyclopia.
- syphilization — the act of syphilizing
- syphilophobia — the excessive fear of syphilis
- syringomyelia — a disease of the spinal cord in which the nerve tissue is replaced by a cavity filled with fluid.
- systematology — the science of systems or their formation.
- tautosyllabic — occurring within the same syllable: The (s) and (t) are tautosyllabic in the word disturb, but not in distaste.
- taylor series — an approximation of a given function f at a particular point x, in terms of values of the function and its derivatives at a neighboring point x 0 , by a power series in which the terms are given by f (n) (x 0) (x−x 0) n/n !, where f (n) (x 0) is the derivative of order n evaluated at point x 0 .
- taylor's gold — a variety of pear from New Zealand
- temerariously — in an audacious manner
- tempestuously — characterized by or subject to tempests: the tempestuous ocean.
- thalassocracy — dominion over the seas, as in exploration, trade, or colonization.
- thomas tallys — Thomas, Tallis, Thomas.
- thoracoplasty — the operation removing selected portions of the ribs to collapse part of the underlying lung or an abnormal pleural space, usually in the treatment of tuberculosis.
- tonsillectomy — the operation of excising or removing one or both tonsils.
- touristically — in a touristic or touristy manner
- transportedly — in a passionate or rapturous manner
- treacherously — characterized by faithlessness or readiness to betray trust; traitorous.
- triquetrously — from a triquetrous point of view
- tympanoplasty — reconstruction of the eardrum and the bones of the middle ear.
- ugly customer — a hostile or dangerous person.
- ultraroyalist — a supporter or adherent of a king or royal government, especially in times of rebellion or civil war.
- unambiguously — plainly, clearly
- unambitiously — in an unambitious manner
- unconsciously — not conscious; without awareness, sensation, or cognition.
- uncustomarily — according to or depending on custom; usual; habitual.
- unfashionably — in an unfashionable manner
- unforeseeably — to have prescience of; to know in advance; foreknow.
- unmaliciously — not in a malicious manner
- unobtrusively — not obtrusive; inconspicuous, unassertive, or reticent.
- unofficiously — objectionably aggressive in offering one's unrequested and unwanted services, help, or advice; meddlesome: an officious person.
- unpromisingly — in a manner that is not showing any promise of favourable development or future success
- unsupportedly — in an unsupported fashion, without support
- upon my soul! — an exclamation of surprise
- uprighteously — in an upright or moral manner
- venturesomely — in a venturesome manner
- wholistically — Alternative form of holistically.
- whoremasterly — of or relating to the character of a whoremaster
- woolly indris — a related nocturnal Madagascan animal, Avahi laniger, with thick grey-brown fur and a long tail
- worldly goods — everything you own
- xiphophyllous — (botany) Having sword-shaped leaves.
- yellow jersey — (in the Tour de France) a yellow jersey worn by the overall leader
- yellow locust — black locust.
- yellow streak — a trait of cowardice in a person's character.
- yellowhammers — Plural form of yellowhammer.
- yellowishness — The property of having a slight or moderate shade of yellow, usually tinged with other colours.
- yellowthroats — Plural form of yellowthroat.