疏淡

sparse / thin / distant

insipid / diluted / weak / mild / light in color / tasteless / indifferent / (variant of 氮[dan4]) nitrogen

variant of 疏[shu1]

surname Shu

to dredge / to clear away obstruction / thin / sparse / scanty / distant (relation) / not close / to neglect / negligent / to present a memorial to the Emperor / commentary / annotation