somnambular (en)

to walk or perform another act while asleep or in a sleeplike condition

somnolent (en)

(adjective) of a kind likely to induce sleep / (adjective) inclined to or heavy with sleep; drowsy / (adjective) sleepy

stentorian (en)

(adjective) extremely loud

stolid (en)

calm, dependable, and showing little emotion or animation

stolid (en)

calm, dependable, and showing little emotion or animation

supercilious (en)

(adjective) coolly and patronizingly haughty

sybaritic (en)

fond of sensuous luxury or pleasure; self-indulgent (derives from the Greek city Sybaris)

syncopal (en)

(noun) loss of consciousness resulting from insufficient blood flow to the brain; faint / (noun) the loss of one or more sounds or letters in the interior of a word (as in fo'c'sle for forecastle)

teleological (en)

the philosophical attempt to describe things in terms of their apparent intrinsic purpose, directive principle, or goal, irrespective of human use or opinion

venerable (en)

accorded a great deal of respect, especially because of age, wisdom, or character

vitiate (en)

(verb) to make faulty or defective; impair / (verb) to debase in moral or aesthetic status / (verb) to make ineffective