\Con*gru"i*ty\ (? or ?), n.; pl. {Congruities}. [Cf.
F. congruit?.]
1. The state or quality of being congruous; the relation or
   agreement between things; fitness; harmony;
   correspondence; consistency.
         With what congruity doth the church of Rome deny
         that her enemies do at all appertain to the church
         of Christ?                            --Hooker.
         A whole sentence may fail of its congruity by
         wanting one particle.                 --Sir P.
                                               Sidney.
2. (Geom.) Coincidence, as that of lines or figures laid over
   one another.
3. (Scholastic Theol.) That, in an imperfectly good persons,
   which renders it suitable for God to bestow on him gifts
   of grace.