Vague
Part of speech: adjective
Definition: not clearly expressed; stated in indefinite terms. not having a precise meaning. not clearly defined, grasped, or understood; indistinct; slight. not clearly felt or sensed; somewhat subconscious. not thinking or expressing one's thoughts clearly or precisely. lacking expression; vacant. not sharply outlined; hazy.
Example sentence: I seldom think about my limitations, and they never make me sad. Perhaps there is just a touch of yearning at times; but it is vague, like a breeze among flowers.
Wispy
Part of speech: adjective
Definition: Consisting of or resembling a wisp; like a slender, flexible strand or bundle.