2.to draw back the lips so as to show the teeth, as a snarling dog or a person in pain.

3. to show or be exposed through an opening, crevice, etc.

a somewhat prolonged, sharp, shrill cry, as of pain, fear, or surprise.

(of a place) not having inhabitantsan uninhabited island

to take hold of suddenly or forcibly; grasp:to seize a weapon.

to grasp mentally; understand clearly and completely:to seize an idea.

to take possession of by force or at will:to seize enemy ships.

to take possession or control of as if by suddenly laying hold:Panic seized the crowd.

the act of conspiring.

an evil, unlawful, treacherous, or surreptitious plan formulated in secret by two or more persons; plot.

a combination of persons for a secret, unlawful, or evil purpose: HeHe joined the conspiracy to overthrow the government.

Law. an agreement by two or more persons to commit a crime, fraud, or other wrongful act.

any concurrence in action; combination in bringing about a given result.

having, compelled by, or ruled by intense emotion or strong feeling; fervid:a passionate advocate of socialism.

easily aroused to or influenced by sexual desire; ardently sensual.

expressing, showing, or marked by intense or strong feeling; emotional:passionate language.

intense or vehement, as emotions or feelings:passionate grief.

easily moved to anger; quick-tempered; irascible.

to utter sounds or words imperfectly, indistinctly, or without meaning.

to talk idly, irrationally, excessively, or foolishly; chatter or prattle.

full of cheer; in good spirits:a cheerful person.

promoting or inducing cheer; pleasant; bright:cheerful surroundings.

characterized by or expressive of good spirits or cheerfulness:cheerful songs.

hearty or ungrudging:cheerful giving.

hand clapping as a demonstration of approval, appreciation, acclamation, or the like.

any positive expression of appreciation or approval; acclamation.

a past participle of tread.

a lustrous play of colors like that of an opal:

an optical phenomenon, especially in the desert or at sea, by which the image of some object appears displaced above, below, or to one side of its true position as a result of spatial variations of the index of refraction of air.

something illusory, without substance or reality.

(initial capital letter)Military. any of a series of supersonic, delta-wing, multirole French fighter-bombers.

the art or act of improvising, or of composing, uttering, executing, or arranging anything without previous preparation:
something improvised:

showing, indicating, or characterized by affection or love; fondly tender:

showing, using, or characterized by caution:

a square base or a lower block, as of a pedestal.

Also called plinth course . a projecting course of stones at the base of a wall; earth table.

(in joinery) a flat member at the bottom of an architrave, dado, baseboard, or the like.

a dirty mark or smear.

a smeary state.

of uncertain outcome or result.

admitting of or causing doubt; uncertain; ambiguous.

unsettled in opinion or belief; undecided; hesitating.

of equivocal or questionable character:

showing or expressing contempt or disdain; scornful; disrespectful.

to tremble with a sudden convulsive movement, as from horror, fear, or cold.

a convulsive movement of the body, as from horror, fear, or cold.

obeying or willing to obey; complying with or submissive to authority:an obedient son.

not audible; incapable of being heard.

capable of being endured or tolerated; endurable.

Astronomy.

Astrology.

the property of being luminous at temperatures below incandescence, as from slow oxidation in the case of phosphorus or after exposure to light or other radiation.

a luminous appearance resulting from this.

any luminous radiation emitted from a substance after the removal of the exciting agent.

to make or use gestures, especially in an animated or excited manner with or instead of speech.

the state or quality of being obscure.

the condition of being unknown:He lived in obscurity for years before winning acclaim.

uncertainty of meaning or expression; ambiguity.

an unknown or unimportant person or thing.

darkness; dimness; indistinctness.