That makes a twittering sound.

Something that twirls. / Someone who twirls something. / (baseball) A pitcher.

(of ground or a plant) Having many twigs. / (of a person) Thin and angular.

(of a baseball double-header) that begins in the late afternoon

Either of a pair of matching single beds. / (US) A single bed.

Characterised by a twist or twists; twisting.

Something that is twisty, such as a road / A strand of hair twisted together in a braid-like fashion

(idiomatic) A duplicate or counterpart that acts in a contrary, nefarious, or insidious manner.

(rare, slang, offensive) Either of a pair of siblings born less than 12 months apart, especially if born within the same calendar year or school year or born one year apart.

(idiomatic) An unfortunate, often ironic turn of events.