Muddy

luteolus

(covered or splashed with, or full of, mud)

luteus

(covered or splashed with, or full of, mud)

lutulentus

(covered or splashed with, or full of, mud)

līmōsus

(covered or splashed with, or full of, mud)

turbidus

(of water or some other liquid: containing mud or (by extension) other sediment in suspension — see also cloudy, turbid)

lutō

(to cover or splash (someone or something) with mud)