12-letter words containing o, s, m, l
- swamp locust — water locust.
- swamp mallow — a rose mallow, Hibiscus moscheutos.
- sweet almond — the nutlike kernel of the fruit of either of two trees, Prunus dulcis (sweet almond) or P. dulcis amara (bitter almond) which grow in warm temperate regions.
- symbolically — serving as a symbol of something (often followed by of).
- symbololatry — the worship of symbols
- synaptosomal — pertaining to a synaptosome
- synclinorium — a regional structure of general synclinal form that includes a series of smaller folds.
- synonymously — having the character of synonyms or a synonym; equivalent in meaning; expressing or implying the same idea.
- teleostomous — relating or belonging to the Teleostomi
- the homeless — those typically poor or sometimes mentally ill people who are unable to maintain a place to live and therefore often may sleep in the streets, parks, etc.
- the olympics — the Olympic Games
- the solimões — the Brazilian name for the Amazon from the Peruvian border to the Rio Negro
- themistocles — 527?–460? b.c, Athenian statesman.
- theoclymenus — (in the Odyssey) a seer who foretold the return of Odysseus and the death of Penelope's suitors.
- thermostable — capable of being subjected to a moderate degree of heat without loss of characteristic properties, as certain toxins and enzymes (opposed to thermolabile).
- thomas talys — Thomas, Tallis, Thomas.
- thrombolysis — the dissolving or breaking up of a thrombus.
- timbrologist — a stamp-collector
- tonsillotomy — incision or excision of a portion of a tonsil.
- torremolinos — a seaport in S Spain, on the Mediterranean, SW of Málaga: resort.
- tremendously — extraordinarily great in size, amount, or intensity: a tremendous ocean liner; tremendous talent.
- trinomialism — the trinomial system of naming
- trinomialist — a person who advocates trinomialism
- troglodytism — the condition of being a troglodyte
- tumultuously — full of tumult or riotousness; marked by disturbance and uproar: a tumultuous celebration.
- uncle tomism — a policy of relationship between whites and blacks involving a benevolent but patronizing attitude on the part of the whites and a willingly submissive attitude on the part of the blacks.
- uncomeliness — the quality or condition of being uncomely
- uncomposable — not fit for composition
- unglamourous — full of glamour; charmingly or fascinatingly attractive, especially in a mysterious or magical way.
- unhandsomely — unattractively
- unmiraculous — not caused by a miracle
- unmoralising — not moralising
- unremorseful — full of remorse.
- untumultuous — not tumultuous or turbulent; calm; peaceful
- villahermosa — a state in SE Mexico, on the Gulf of Campeche. 9783 sq. mi. (25,338 sq. km). Capital: Villahermosa.
- voluminously — forming, filling, or writing a large volume or many volumes: a voluminous edition.
- voluntaryism — voluntarism (def 2).
- volunteerism — voluntarism (def 2).
- voluntourism — tourism in which travellers do voluntary work to help communities or the environment in the places they are visiting
- vowel system — the vowel sounds of a language, especially when considered as forming an interrelated and interacting group.
- westmoreland — William Childs [chahyldz] /tʃaɪldz/ (Show IPA), 1914–2005, U.S. army officer: commander of U.S. forces in Vietnam and Thailand 1964–68.
- white salmon — the yellowtail, Seriola lalandei.
- williamsport — a city in central Pennsylvania, on the Susquehanna River.
- womb-leasing — bearing a child on behalf of a couple unable to have a child; surrogacy
- world-famous — famous throughout the world: a world-famous film.
- wormseed oil — chenopodium oil.
- xylobalsamum — the dried, fragrant wood of the Balsamodendron gileadense that produces resin known as Balm of Gilead
- zorn's lemma — a theorem of set theory that if every totally ordered subset of a nonempty partially ordered set has an upper bound, then there is an element in the set such that the set contains no element greater than the specified given element.