The Collaborative International Dictionary of English v.0.48:

Pewee \Pe"wee\, n. [So called from its note.]
   1. (Zool.) A common American tyrant flycatcher (Sayornis
      ph[oe]be, or Sayornis fuscus). Called also pewit, and
      ph[oe]be.
      [1913 Webster]

   2. The woodcock. [Local, U.S.]
      [1913 Webster]

   Wood pewee (Zool.), a bird (Contopus virens) similar to
      the pewee (See Pewee, 1), but of smaller size.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Phoebe \Ph[oe]"be\ (f[=e]"b[-e]), n. (Zool.)
   The pewee, or pewit.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Phoebe
    n 1: the cardinal number that is the sum of four and one [syn:
         five, 5, V, cinque, quint, quintet, fivesome,
         quintuplet, pentad, fin, Phoebe, Little Phoebe]
    2: (Greek mythology) a Titaness who became identified with
       Artemis as goddess of the Moon
    3: small dun-colored North American flycatcher [syn: phoebe,
       phoebe bird, Sayornis phoebe]

Moby Thesaurus II by Grady Ward, 1.0:

34 Moby Thesaurus words for "Phoebe":
   Artemis, Ashtoreth, Astarte, Cynthia, Diana, Hecate, Hekate,
   Little Phoebe, Luna, Pentateuch, Selene, V, cinque, fin, five,
   five bucks, five dollars, fiver, fivesome, mullet, pentachord,
   pentad, pentagon, pentagram, pentahedron, pentameter, pentapody,
   pentarchy, pentastich, pentathlon, quincunx, quint, quintet,
   quintuplet