to confuse
to confuse (somebody)
(often + up) to confuse (two or more people or things) in one's mind
(often + up) to get (things) out of the required arrangement and into a confused mess, etc
to bungle (a task or undertaking)
chiefly NAmer to mix or stir (a drink) gently
(+ along/on) to proceed or get along in a confused aimless way
muddled adj
muddler noun
muddling noun and adj
muddlingly adv
muddly adj
[prob from early Dutch moddelen to make muddy, from modde mud]