to produce, cause, or give rise to

an environmental cue, as the length of daylight or the degree of temperature, that helps to regulate the cycles of an organism's biological clock

the pure and concentrated essence of a substance

the state of being no longer used or practiced

condescending; haughty

a colorless plum brandy with a bitter almond taste

free from guile; sincere; honest; straightforward; frank

suggestive of or tending to cause tears; mournful

a person who likes cats; cat fancier

to infer (an unknown) from something that is known; conjecture

obviously planned or forced; artificial; strained

a heterogeneous mixture; jumble

foolish or inane, especially in an unconscious, complacent manner; silly; witless

pathologically incoherent, repetitious speech; incessant or compulsive talkativeness

a substitute

of settled or sedate character; not flighty or capricious