“+ verb
Etymology: un- (II) + twist
transitive verb
1.
a. : to separate the twisted parts of : untwine
untwist a knot
b. archaic : disentangle
2. : to bring to nothing : frustrate
able to overcome prejudices and vested interests, to untwist wrong purposes and unmask false ideals — G.A.L.Sarton
3. archaic : to let loose : free
intransitive verb
: to become separated : become untwined