referee

As a verb referee

is .

As a letter x is

the twenty-fourth letter of the.

As a symbol x is

voiceless velar fricative.

As a verb referee

is .

As an adjective styles is

.

As verbs the difference between referee and whistle

is that referee is while whistle is (ambitransitive) to make a shrill, high-pitched sound by forcing air through the mouth to produce a whistling sound, restrictions to the flow of air are created using the teeth, tongue and lips.

As a noun whistle is

a device designed to be placed in the mouth in order, or driven by steam or otherwise, to make a whistling sound.

As verbs the difference between referee and witness

is that referee is while witness is to furnish proof of, to show.

As a noun witness is

attestation of a fact or event; testimony.

As verbs the difference between referee and rules

is that referee is while rules is (rule).

As a noun rules is

.

As a verb referee

is .

As an adjective undefined is

lacking a definition or value.

As verbs the difference between referee and judging

is that referee is while judging is .

As a noun judging is

the act of making a judgment.

As verbs the difference between refer and referee

is that refer is to direct the attention of while referee is to act as a referee.

As a noun referee is

an umpire or judge; the official who makes sure the rules are followed during a game.

As a verb referee

is .

As a noun jury is

jury.

As a verb referee

is .

As a noun null is

zero, nil; the cardinal number before einn.