1. (n.) The farthest or remotest part; as, the extremities of a country\.

2. (n.) One of locomotive appendages of an animal; a limb; a leg or an arm of man.

3. (n.) The utmost point; highest degree; most aggravated or intense form.

4. (n.) The highest degree of inconvenience, pain, or suffering; greatest need or peril; extreme need; necessity.

Thule Ultima Thule abandon abstract aching heart acme acuteness agony agony of mind all anguish animality apex apogee arch arms atrocity bale barbarity bitter end bitterness bleeding heart blind alley bloodlust border border line bottom dollar bound boundary boundary condition boundary line boundlessness bounds bourn box break boundary breakoff point broken heart brow brutality butt butt end cap ceiling circumscription clear clear away climacteric climax cloud nine clubfoot clutch compass confine convergence of events corner crest crisis critical juncture critical point crossroads crown crucial period crunch crushing cul-de-sac culmen culmination cutoff cutoff point dead end dead-end street deadline deadlock death agonies death groan death rattle death struggle death throes deathbed deathwatch delimitation deliver depression depth of misery desolation despair destructiveness detach determinant difference differentiate digit disburden discern discriminate disembarrass disembroil disencumber disengage disentangle disinvolve distinguish division line dog dying breath edge egregiousness emergency end enormousness exaggeration excess excessiveness exigency exorbitance exorbitancy extravagance extravagancy extreme extreme limit extremes extremism extremities extricate fabulousness fag end farthest bound feet ferociousness fetlock fierceness final extremity fingers finish floor foot force forefoot forepaw free frontier furiousness giantism gigantism gluttony grief halt hands harefoot harshness heartache heaven heavens heavy heart hedge heel height high noon high-water mark highest degree highest pitch highest point hinge hole hoof hyperbole hypertrophy immoderacy immoderateness immoderation impasse impetuosity inclemency incontinence infelicity inhumanity inordinacy inordinance inordinateness instep intemperance intemperateness intensity interface jumping-off place last agony last breath last gasp legs liberate limbs limen limit limitation limiting factor limits line line of demarcation low-water mark lower limit malignity march margin mark maximum melancholia melancholy mercilessness meridian mete mindlessness misery monstrousness moribundity mountaintop murderousness ne plus ultra nib nimiety no place higher noon nth degree outrageousness overdevelopment overgreatness overgrowth overindulgence overlargeness overmuch overmuchness pad pass pastern patte paw peak pedal extremity pedes periphery pes pied pinch pinnacle pitch pitilessness point pole prostration pug push radicalism release rescue