Acrodactylum :: Acrodactylum (n.) The upper surface of the toes, individually..
Activity :: Activity (n.) The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variety of human activities..
Actuality :: Actuality (n.) The state of being actual; reality; as, the actuality of God's nature..
Advisability :: Advisability (n.) The quality of being advisable; advisableness.
Aeriality :: Aeriality (n.) The state of being aerial; unsubstantiality.
Affability :: Affability (n.) The quality of being affable; readiness to converse; courteousness in receiving others and in conversation; complaisant behavior.
Affectibility :: Affectibility (n.) The quality or state of being affectible.
Affinity :: Affinity (n.) Relationship by marriage (as between a husband and his wife's blood relations, or between a wife and her husband's blood relations); -- in contradistinction to consanguinity, or relationship by blood; -- followed by with, to, or between..
Affinity :: Affinity (n.) Kinship generally; close agreement; relation; conformity; resemblance; connection; as, the affinity of sounds, of colors, or of languages..