The acronym WHO can be used on second reference.World War I, World War II

An 11th-century bishop of Worcester during the Norman Conquest. Feast day: Jan. 19.

Hyphenate (n. and adj.).

Hyphenate (adj. and adv.).

One word.

The year is not needed in date references within the current 12-month period: The next meeting of the Executive Council will be on Oct. 22. Grant applications are due July 1. An exception might be for a formal event program or invitation.When referring to a past or future year, include the year. Set off with...

One word, capitalize ‘T.’

One word, lowercase, no hyphen.

Capitalize (proper noun) when referring to the Zoom platform.