Word Formation & Derivatives

acuity C2+

/əˈkjuəti/ sharpness or keenness of thought, vision, or hearing M S

acutangular C2+

/ˌækjuˈtæŋɡjələr/ having acute angles; sharp-angled M S

adaptational C2+

/ˌædæpˈteɪʃənəl/ relating to adaptation or the process of adjusting to conditions M S

adaptedness C2+

/əˈdæptɪdnəs/ the state of being well suited to an environment or purpose M S

adapter C2+

/əˈdæptər/ a device or person that adapts one thing to fit another M S

adaptive C2+

/əˈdæptɪv/ able to adjust readily to new conditions or uses M S

addedly C2+

/ˈædɪdli/ in addition; as something further M S

additionary C2+

/əˈdɪʃəˌnɛri/ of the nature of an addition; supplementary M S

addresser C2+

/əˈdrɛsər/ a person who addresses or sends something to another M S

adjectival C2+

/ˌædʒɪkˈtaɪvəl/ relating to or functioning as an adjective M S

adjunction C2+

/əˈdʒʌŋkʃən/ the act of joining or adding one thing to another M S

adjuster C2+

/əˈdʒʌstər/ a person who settles claims or a device that regulates something M S

admarginate C2+

/ædˈmɑrdʒɪˌneɪt/ to write notes in the margin of a text M S

administrational C2+

/ədˌmɪnɪˈstreɪʃənəl/ relating to administration or the management of affairs M S

admirably C2+

/ˈædmərəbli/ in a way deserving respect or approval; excellently M S

admonitory C2+

/ədˈmɑnɪˌtɔri/ giving or conveying a warning or gentle reproof M S

adry C2+

/əˈdraɪ/ thirsty; in a dry or athirst condition M S

adulation C2+

/ˌædʒəˈleɪʃən/ excessive flattery or admiration M S

adulterer C2+

/əˈdʌltərər/ a person who engages in extramarital sexual relations M S

adumbrate C2+

/ˈædəmˌbreɪt/ to outline or foreshadow something in a faint or partial way M S

advantageously C2+

/ˌædvənˈteɪdʒəsli/ in a way that confers benefit or favorable position M S

adventurously C2+

/ədˈvɛntʃərəsli/ in a daring or boldly enterprising manner M S

adventurousness C2+

/ədˈvɛntʃərəsnəs/ the quality of being eager for adventure or willing to take risks M S

advertence C2+

/ədˈvɜrtəns/ attention or heedfulness; the act of taking notice M S

advertency C2+

/ədˈvɜrtənsi/ attentiveness or heed to something M S

advertent C2+

/ədˈvɜrtənt/ attentive; heedful and giving careful notice M S

advertently C2+

/ədˈvɜrtəntli/ in an attentive or deliberately heedful manner M S

adynamic C2+

/ˌeɪdaɪˈnæmɪk/ lacking strength or vital force; characterized by weakness M S

aerobatics C2+

/ˌɛrəˈbætɪks/ spectacular flying maneuvers performed by aircraft M S

aesthetical C2+

/ɛsˈθɛtɪkəl/ relating to beauty or the appreciation of art M S

aesthetician C2+

/ˌɛsθəˈtɪʃən/ a specialist in beauty treatment, or a theorist of aesthetics M S

affectable C2+

/əˈfɛktəbəl/ capable of being affected or influenced M S

affectedness C2+

/əˈfɛktɪdnəs/ artificiality of manner; pretentious behavior meant to impress M S

affluent C2+

/ˈæfluənt/ having an abundance of wealth; prosperous M S

agelessness C2+

/ˈeɪdʒləsnəs/ the quality of never seeming to grow old or out of date M S

aggrandizement C2+

/əˈɡrændɪzmənt/ the increase of one's power, wealth, or reputation M S

aggress C2+

/əˈɡrɛs/ to attack or behave aggressively toward another M S

aggressor C2+

/əˈɡrɛsər/ a person or nation that initiates an attack or hostility M S

agnosticism C2+

/æɡˈnɑstɪˌsɪzəm/ the view that the existence of God is unknown or unknowable M S

agrarian C2+

/əˈɡrɛriən/ relating to cultivated land or agricultural society M S

agriculturalist C2+

/ˌæɡrɪˈkʌltʃərəlɪst/ a person who studies or practices agriculture; a farmer or expert M S

agriculturally C2+

/ˌæɡrɪˈkʌltʃərəli/ with respect to farming or the cultivation of land M S

ailing C2+

/ˈeɪlɪŋ/ in poor health or in difficulty; unwell or failing M S

airiness C2+

/ˈɛrinəs/ the quality of being light, spacious, or carefree M S

airship C2+

/ˈɛrˌʃɪp/ a powered lighter-than-air aircraft; a dirigible M S

alchemy C2+

/ˈælkəmi/ the medieval forerunner of chemistry seeking to transmute metals into gold M S

alcoholically C2+

/ˌælkəˈhɔlɪkli/ in a manner relating to or affected by alcohol M S

alcoholize C2+

/ˈælkəhəˌlaɪz/ to treat or saturate with alcohol M S

alertness C2+

/əˈlɜrtnəs/ the state of being watchful and quick to notice or respond M S

alimental C2+

/ˌælɪˈmɛntəl/ relating to nourishment or food M S

aliveness C2+

/əˈlaɪvnəs/ the quality of being alive, vital, or keenly responsive M S

allocable C2+

/ˈæləkəbəl/ capable of being allocated or assigned to a particular use M S

allocator C2+

/ˈæləˌkeɪtɚ/ a person or thing that distributes resources among uses or claimants M S

alterative C2+

/ˈɔltəˌreɪtɪv/ tending to alter, or a remedy that gradually restores healthy bodily function M S

ambient C2+

/ˈæmbiənt/ relating to the immediate surroundings; encompassing on all sides M S

ambiguously C2+

/æmˈbɪɡjuəsli/ in a way open to more than one interpretation; unclearly M S

ambiguousness C2+

/æmˈbɪɡjuəsnəs/ the quality of being open to several interpretations; ambiguity M S

ambisyllabic C2+

/ˌæmbɪsɪˈlæbɪk/ of a consonant belonging to two adjacent syllables at once M S

ambitiousness C2+

/æmˈbɪʃəsnəs/ the quality of having a strong desire for success or achievement M S

amenity C2+

/əˈmɛnɪti/ a desirable or useful feature that adds comfort or convenience M S

amiable C2+

/ˈeɪmiəbəl/ having a friendly and pleasant manner; good-natured M S

amnesty C2+

/ˈæmnəsti/ an official pardon for people convicted of political or other offenses M S

amphibian C2+

/æmˈfɪbiən/ a cold-blooded vertebrate, like a frog, that lives both in water and on land M S

amusive C2+

/əˈmjusɪv/ tending to amuse or, archaically, to deceive or delude M S

anarchy C2+

/ˈænɚki/ a state of disorder due to the absence of authority or government M S

anchorless C2+

/ˈæŋkɚləs/ lacking an anchor or any stabilizing foundation; adrift M S

ancientness C2+

/ˈeɪnʃəntnəs/ the quality or state of being very old or of great age M S

angelfish C2+

/ˈeɪndʒəlˌfɪʃ/ a brightly colored tropical fish with a flattened, disk-shaped body M S

angelic C2+

/ænˈdʒɛlɪk/ resembling or characteristic of an angel; sublimely good or beautiful M S

anglewing C2+

/ˈæŋɡəlˌwɪŋ/ a butterfly with jagged, angular wing margins, of the genus Polygonia M S

angulate C2+

/ˈæŋɡjəlɪt/ having angles or sharp corners; angular in form M S

animalhood C2+

/ˈænɪməlˌhʊd/ the state or condition of being an animal M S

animalian C2+

/ˌænɪˈmeɪliən/ of, relating to, or characteristic of animals M S

animalish C2+

/ˈænɪməlɪʃ/ resembling an animal; brutish or instinctive in nature M S

animalivorous C2+

/ˌænɪˈmælɪvərəs/ feeding on animals; carnivorous M S

animalize C2+

/ˈænɪməˌlaɪz/ to make animal-like or sensual; to reduce to a brutish state M S

animosity C2+

/ˌænɪˈmɑsɪti/ strong hostility or ill will M S

anneal C2+

/əˈnil/ to heat metal or glass and cool it slowly to toughen and reduce brittleness M S

annexation C2+

/ˌænɛkˈseɪʃən/ the act of incorporating territory into an existing state M S

annihilative C2+

/əˈnaɪəˌleɪtɪv/ tending to destroy utterly; capable of total destruction M S

annotate C2+

/ˈænəˌteɪt/ to add explanatory notes or comments to a text M S

announcer C2+

/əˈnaʊnsɚ/ a person who introduces programs or reads news on radio or television M S

annular C2+

/ˈænjələ/ ring-shaped; forming or relating to a ring M S

anomalousness C2+

/əˈnɑmələsnəs/ the quality of deviating from what is standard or expected M S

anonymously C2+

/əˈnɑnɪməsli/ without the name of the person responsible being known or revealed M S

anonymousness C2+

/əˈnɑnɪməsnəs/ the state of being unnamed or of unknown identity M S

answerability C2+

/ˌænsərəˈbɪlɪti/ the state of being responsible or accountable to someone M S

answerable C2+

/ˈænsərəbəl/ responsible or accountable for something to someone M S

antagonism C2+

/ænˈtæɡəˌnɪzəm/ active hostility or opposition between people or forces M S

antagonistic C2+

/ænˌtæɡəˈnɪstɪk/ showing or marked by active opposition or hostility M S

antecessor C2+

/ˌæntɪˈsɛsɚ/ one who goes before; a predecessor or forerunner M S

antehuman C2+

/ˌæntiˈhjumən/ existing or occurring before the appearance of human beings M S

anticapitalist C2+

/ˌæntiˈkæpɪtəlɪst/ opposed to capitalism, or a person holding such views M S

anticipator C2+

/ænˈtɪsəˌpeɪtɚ/ one who foresees or acts in advance of something M S

anticipatory C2+

/ænˈtɪsɪpəˌtɔri/ happening in expectation of, or anticipating, a future event M S

antinational C2+

/ˌæntiˈnæʃənəl/ opposed to the nation or its interests; unpatriotic M S