7-letter words containing o, n, s, a
- stamnos — a storage jar having an oval body tapering at the base and two horizontal handles set on the shoulder.
- stanton — Edwin McMasters [muh k-mas-terz,, -mah-sterz] /məkˈmæs tərz,, -ˈmɑ stərz/ (Show IPA), 1814–69, U.S. statesman: Secretary of War 1862–67.
- station — a place or position in which a person or thing is normally located.
- stay on — remain
- suasion — the act of advising, urging, or attempting to persuade; persuasion.
- sukarno — Achmed [ahk-med] /ˈɑk mɛd/ (Show IPA), 1901–1970, Indonesian statesman: president of the Republic of Indonesia 1945–67.
- swanson — Gloria (Gloria Josephine May Swenson) 1899–1983, U.S. film actress.
- synanon — a method of psychotherapy for treating drug addicts, originally practised in the drug rehabilitation centres of the Synanon organization, founded in 1958 in Santa Monica, California
- synodal — an assembly of ecclesiastics or other church delegates, convoked pursuant to the law of the church, for the discussion and decision of ecclesiastical affairs; ecclesiastical council.
- synovia — a lubricating fluid resembling the white of an egg, secreted by certain membranes, as those of the joints.
- topsman — a chief drover of herding cattle
- toscana — Italian name of Tuscany.
- transom — a crosspiece separating a door or the like from a window or fanlight above it.
- treason — the offense of acting to overthrow one's government or to harm or kill its sovereign.
- tsangpo — Zangbo
- uranous — containing trivalent uranium.
- waggons — Plural form of waggon.
- wantons — Plural form of wanton.
- warison — a bugle call to assault.
- waveson — goods floating on the waves after a shipwreck
- weapons — Plural form of weapon.
- yaupons — Plural form of yaupon.
- zymosan — an insoluble carbohydrate found in yeast