(idiomatic, dated, euphemistic) Menopause.

A sudden, discontinuous change.

To change or exchange repeatedly. / To rearrange, reconfigure, or customise.

Synonym of Yangtze

(idiomatic) To change one's clothing (usually for a specific purpose).

To exchange positions (with another)

(intransitive, baseball) To throw a pitch at a much slower than expected speed. / (intransitive) To confuse someone by doing something unexpected or in an unexpected way.

plural of step change

plural of breaking change

plural of sound change