WordNet (r) 3.0 (2006):

springlike
    adj 1: resembling a spring or the action of a spring

Moby Thesaurus II by Grady Ward, 1.0:

64 Moby Thesaurus words for "springlike":
   aestival, arctic, autumn, autumnal, beryl-green, berylline,
   blue-green, bluish-green, boreal, brumal, canicular, chartreuse,
   chloranemic, chlorine, chlorotic, citrine, citrinous, emerald,
   equinoctial, foliaged, glaucescent, glaucous, glaucous-green,
   grassy, green, green as grass, green-blue, greenish, greenish-blue,
   greenish-yellow, greensick, hibernal, hiemal, holly, ivy,
   ivy-green, leafy, leaved, midsummer, midwinter, olivaceous, olive,
   olive-green, out of season, porraceous, seasonal, smaragdine,
   solstitial, spring, summer, summerlike, summerly, summery, verdant,
   verdurous, vernal, vernant, vert, virescent, winter, winterlike,
   wintery, wintry, yellowish-green