altruism, altruist.nouns
unselfish concern for the welfare of others, opposed to egoism; a feature that helps another at a cost to the helper
altruistic.adjective
altruistically.adverb

amalgam.noun
a mixture of different elements; a bit of both; an alloy of mercury with another metal that is solid or liquid at room temperature according to the proportion of mercury present and is used especially in making (dangerous) tooth cements

amalgamate.transitive verb
inflected form(s).amalgamated; amalgamating
to unite in or as if in an amalgam; to merge into a single body
amalgamator.noun
synonym.mix

amber.noun
a hard, translucent, yellow, orange, or brownish yellow fossil resin, used for making jewelry and other ornamental objects
amber.adjective
having the color of amber; brownish yellow; made of or resembling amber (an amber necklace)

ambient.adjective
surrounding; encircling

ambiguous.adjective
not clear; indefinite; uncertain; vague; abstruse
ambiguity.noun,.plural.ambiguities
doubtfulness or uncertainty as regards interpretation; something of doubtful meaning (a poem full of ambiguities)

ambivalence.noun
the coexistence of opposing attitudes or feelings, such as love and hate, toward a person, an object, or an idea; uncertainty or indecisiveness as to which course to follow
ambivalent.adjective
exhibiting or feeling ambivalence

amenable.adjective
responsive to advice, authority, or suggestion; tractable; responsible to higher authority; accountable; obedient; open to testing, criticism, or judgment
amenability or amenableness-noun
amenably.adverb

amiable.adjective
worthy of love; having a pleasant disposition; friendly 
amiably.adjective
in an amiable manner

amicability, amicableness.nouns
the state of a person who exhibits peacefulness and friendliness 
amicable.adjective
characterized by or exhibiting friendliness or goodwill; friendly
amicably.adverb

amiss.adjective
out of proper order; not in perfect shape; faulty
amiss.adverb
in an improper, defective, unfortunate, or mistaken way
synonyms.afield, astray, awry, wrong

amoeba.noun, plural-amoebas
a protozoan of the genus Amoeba or related genera, occurring in water and soil and as a parasite in other animals; an amoeba has no definite form and consists essentially of a mass of protoplasm containing one nucleus or more surrounded by a delicate, flexible outer membrane; it moves by means of pseudopods; amoebas, thousands of them amalgamate and form a slug looking like creature searching together for bacteria on which to field; they plant forest like 'flowers' which when ready release millions of spores to become new tiny (microscopic) amoebas; each kind of amoeba lays its own distinctly different forest of unique flowers
amoebic.adjective

amok.noun
to rush about violently and out of control; a murderous frenzy that occurs chiefly among Malays
amok.adverb
in a murderously frenzied state; in a violently raging manner (a virus that had run amok); in an undisciplined, uncontrolled, or faulty manner (computers run amok) 
amok.adjective
possessed with or motivated by a murderous or violently uncontrollable frenzy

awkward.adjective
not graceful; ungainly; not dexterous; clumsy; clumsily or unskillfully performed (the opera was marred by an awkward aria); difficult to handle or manage (an awkward bundle to carry); difficult to effect; uncomfortable (an awkward pose); marked by or causing embarrassment or discomfort (an awkward remark; an awkward silence); requiring great tact, ingenuity, skill, and discretion.(an awkward situation arose during the peace talks
awkwardly.adverb
awkwardness.noun

aggressive.adjective
inclined to behave in a hostile fashion; assertive, bold, and enterprising (an aggressive young executive); intense or harsh, as in color; fast growing; tending to spread quickly (an aggressive ground covering plant)
aggressively.adverb
aggression.noun
the act of initiating hostilities or invasion; the practice or habit of launching attacks; hostile or destructive behavior or actions
aggressiveness.noun
aggress, aggressed, aggressing, aggresses.intransitive verb
to initiate an attack, a war, a quarrel, or a fight

anfractuous.adjective
full of twists and turns; tortuous
anfractuosity.noun,.plural.anfractuosities
the condition or quality of having many twists and turns; a winding channel, passage, or crevice; a complicated or involved process

acid test.noun
a decisive or critical test, as of worth or quality

abolish, abolished, abolishing, abolishes.transitive verbs
to do away with; annul; to destroy completely
abolishable.adjective
abolisher, abolishment.noun

aphorism.noun
a tersely phrased statement of a truth or opinion; an adage; saying; a brief statement of a principle
aphorist.noun
aphoristic.adjective
aphoristically.adverb

amass, amassed, amassing, amasses.transitive verbs
to gather together for oneself, as for one's pleasure or profit; accumulate (amassed a fortune); gather
amassable.adjective
amasser, amassment.nouns

accumulate, accumulated, accumulating, accumulates.verbs
transitive verb use.to gather or pile up; amass; gather
intransitive verb use.to mount up; increase
accumulable.adjective

alternative.noun
the choice between two mutually.exclusive possibilities; a situation presenting such a choice; a choice
alternative.adjective
allowing or necessitating a choice between two or more things; reflecting values that are different from those of commonality
alternatively.adverb

alternate.adjective
a person acting in the place of another; a substitute; an alternative; one after the other; first this one, then that one
alternate, alternated, alternating, alternates.verbs
intransitive verb use.to occur in successive turns (showers alternating with sunshine); to pass back and forth from one state, action, or place to another (alternated between players). transitive verb use.to do or execute by turns; to cause to follow in turns; interchange regularly
alternate.adjective
happening or following in turns; succeeding each other continuously (alternate seasons of the year); designating or relating to every other one of a series (alternate lines).
alternately.adverb
alternateness.noun
alternation.noun
successive change from one thing or state to another and back again