WordNet (r) 3.0 (2006):

in a way
    adv 1: from some points of view; "she was right in a way"

Moby Thesaurus II by Grady Ward, 1.0:

54 Moby Thesaurus words for "in a way":
   a bit, a little, after a fashion, appreciably, as it were,
   at any rate, at best, at least, at most, at the least, at the most,
   at the outside, at worst, comparatively, detectably, extremely,
   fairly, in a manner, in a measure, in part, in some measure,
   incompletely, kind of, leastwise, merely, mildly, moderately,
   modestly, not comprehensively, not exhaustively, only, part,
   partially, partly, pretty, pro tanto, purely, quite, rather,
   relatively, scarcely, simply, slightly, so far, so to speak,
   somewhat, sort of, thus far, to a degree, to some degree,
   to some extent, tolerably, very, visibly