12-letter words containing a, d, p, i, s
- swap trading — a contract in which the parties to it exchange liabilities on outstanding debts in trading
- synadelphite — an arsenate containing manganese and aluminium
- trading post — a store established in an unsettled or thinly settled region by a trader or trading company to obtain furs and local products in exchange for supplies, clothing, other goods, or for cash.
- trepidations — tremulous fear, alarm, or agitation; perturbation.
- trepidatious — tremulous fear, alarm, or agitation; perturbation.
- triadelphous — (of stamens) united by the filaments into three sets or bundles.
- tricuspidate — having three cusps or flaps.
- tropicalised — to make tropical, as in character or appearance.
- tryparsamide — a white, crystalline powder, C 8 H 10 O 4 N 2 AsNa·½H 2 , used chiefly in treating African sleeping sickness.
- twisted pair — A twisted pair is a pair of wires that are twisted together to reduce interference.
- underpassion — an underlying or subconscious passion
- undespairing — not despairing; not giving in to despair
- undispatched — not dispatched; not delivered or sent out
- undisputable — capable of being disputed; debatable; questionable.
- undissipated — indulging in or characterized by excessive devotion to pleasure; intemperate; dissolute.
- unemphasized — to give emphasis to; lay stress upon; stress: to emphasize a point; to emphasize the eyes with mascara.
- unsaponified — to convert (a fat) into soap by treating with an alkali.
- unstipulated — to make an express demand or arrangement as a condition of agreement (often followed by for).
- water spider — a Eurasian spider, Argyroneta aquatica, that spins a web in the form of an air-filled chamber in which it lives submerged in streams and ponds
- widow's peak — a point formed in the hairline in the middle of the forehead.
- wild parsley — any of several uncultivated plants resembling the parsley in shape and structure.
- wild parsnip — a strong-smelling umbelliferous plant, Pastinaca sativa, that has an inedible root: the ancestor of the cultivated parsnip
- wild spinach — any of various plants of the genus Chenopodium, sometimes used in place of spinach.