springtide

from WordNet (r) 3.0 (2006)

springtide
    n 1: a swelling rush of anything; "he rose on the springtide of
         prosperity"
    2: a greater than average tide occurring during the new and full
       moons [ant: {neap}, {neap tide}]

from The Collaborative International Dictionary of English v.0.48

Springtide \Spring"tide`\ (-t[imac]d`), n.
   The time of spring; springtime. --Thomson.
   [1913 Webster]

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