WordNet sense 1 (indistinct or hazy in outline):

bleary, blurred, blurry, foggy, hazy, muzzy

WordNet sense 2 (not clearly defined or easy to perceive or understand):

indistinct

WordNet sense 3 (without logical or meaningful connection):

incoherent

WordNet sense 4 (covering with fine light hairs):

fuzzed

WordNet sense 5 (having or covered with hair):

haired, hairy, hirsute