The Collaborative International Dictionary of English v.0.48:

Amity \Am"i*ty\, n.; pl. Amities. [F. amiti['e], OF.
   amisti['e], amist['e], fr. an assumed LL. amisitas, fr. L.
   amicus friendly, from amare to love. See Amiable.]
   Friendship, in a general sense, between individuals,
   societies, or nations; friendly relations; good
   understanding; as, a treaty of amity and commerce; the amity
   of the Whigs and Tories.
   [1913 Webster]

         To live on terms of amity with vice.     --Cowper.
   [1913 Webster]

   Syn: Harmony; friendliness; friendship; affection; good will;
        peace.
        [1913 Webster]

U.S. Gazetteer (1990):

Amity, AR (city, FIPS 1360)
  Location: 34.26615 N, 93.46391 W
  Population (1990): 526 (256 housing units)
  Area: 8.5 sq km (land), 0.0 sq km (water)
  Zip code(s): 71921
Amity, MO (town, FIPS 1054)
  Location: 39.86858 N, 94.43450 W
  Population (1990): 99 (42 housing units)
  Area: 0.5 sq km (land), 0.0 sq km (water)
  Zip code(s): 64422
Amity, OR (city, FIPS 2000)
  Location: 45.11570 N, 123.20313 W
  Population (1990): 1175 (412 housing units)
  Area: 1.5 sq km (land), 0.0 sq km (water)
  Zip code(s): 97101
Amity, PA
  Zip code(s): 15311

Moby Thesaurus II by Grady Ward, 1.0:

64 Moby Thesaurus words for "amity":
   accord, accordance, affinity, agape, agreement, amiability,
   amiableness, amicability, amicableness, benevolence,
   bonds of harmony, brotherly love, caritas, cement of friendship,
   charity, comity, communion, community, community of interests,
   compatibility, concord, concordance, congeniality, correspondence,
   empathy, esprit, esprit de corps, feeling of identity,
   fellow feeling, fellowship, frictionlessness, friendliness,
   friendship, good vibes, good vibrations, happy family, harmony,
   identity, kindliness, kindness, kinship, like-mindedness, love,
   mutuality, neighborlikeness, neighborliness, oneness, peace,
   peaceableness, rapport, rapprochement, reciprocity, sharing,
   sociability, solidarity, sympathy, symphony, team spirit,
   understanding, unhostility, union, unison, unity,
   well-affectedness