A fault, imperfection or bug especially in a new system or product; typically, they will need to be ironed out.
A line or crease in the skin, especially when caused by age or fatigue.
A small furrow, ridge or crease in an otherwise smooth surface.
A twist on something existing; a novel difference.
verb
(intransitive) To pucker or become uneven or irregular.
(intransitive, obsolete) To sneer (at).
(intransitive, of skin) To develop irreversibly wrinkles; to age.
(transitive) To make wrinkles in; to cause to have wrinkles.
wrinkly
wrinkly
adj
Having wrinkles.
noun
(informal) An old person.
wryneck
wryneck
noun
(medicine, dated) A twisted or distorted neck; a deformity in which the neck is drawn to one side by a rigid contraction of one of the muscles; torticollis.
Either of two small woodpeckers, Jynx torquilla and Jynx ruficollis, of the Old World, that turn their heads almost 180 degrees when foraging.