Undress vs Untie - What's the difference?

In intransitive terms the difference between undress and untie

is that undress is to remove one’s clothing while untie is to become untied or loosed.

is that undress is to remove the clothing of (someone) while untie is to free from fastening or from restraint; to let loose; to unbind.

is that undress is to remove one's clothing while untie is to loosen, as something interlaced or knotted; to disengage the parts of.

is the state of having few or no clothes on.

(es)

(reflexive) To remove one's clothing.

To remove one’s clothing.

To remove the clothing of (someone).

(figuratively) To strip of something.

To take the dressing, or covering, from.

to undress a wound

* dress

* undress with one's eyes

(-)

The state of having few or no clothes on.

A loose, negligent dress; ordinary dress, as distinguished from full dress.

To loosen, as something interlaced or knotted; to disengage the parts of.

to untie a knot

* (rfdate), Waller:

Sacharissa's captive fain / Would untie his iron chain.

To free from fastening or from restraint; to let loose; to unbind.

* Shakespeare, Macbeth , act 4, scene 1:

Though you untie the winds, and let them fight / Against the churches.

* (rfdate), Jeremy Taylor:

All the evils of an untied tongue we put upon the accounts of drunkenness.

To resolve; to unfold; to clear.

* (rfdate), Denham:

They quicken sloth, perplexities untie .

To become untied or loosed.

* tie