patchy
adjective
[ ˈpatʃi ]
• existing or happening in small, isolated areas.
• "patchy fog"
Similar:
uneven,
bitty,
varying,
variable,
variegated,
dappled,
mottled,
speckled,
multicoloured,
intermittent,
fitful,
occasional,
fluctuating,
sporadic,
erratic,
irregular,
random,
peaky,