Word test: try to search for the word "president" or try to read it with a screenreader

Nothing:

 president, president, president, president, president,

WBR element:

president, president, president, president, president,

ZERO WIDTH SPACE:

pres​ident, pres​ident, pres​ident, pres​ident, pres​ident,

SOFT HYPHEN:

 pres­ident, pres­ident, pres­ident, pres­ident, pres­ident,

SPAN element:

 president, president, president, president, president,
white-space:normal

wbr element:

Antidisestablishmentarianism

Zero width space:

Antidisestablish​mentarianism

soft hyphen:

Antidisestablish­mentarianism
white-space:pre

wbr element:

Antidisestablishmentarianism

Zero width space:

Antidisestablish​mentarianism

soft hyphen:

Antidisestablish­mentarianism
white-space:nowrap

wbr element:

Antidisestablishmentarianism

Zero width space:

Antidisestablish​mentarianism

soft hyphen:

Antidisestablish­mentarianism
white-space:pre-wrap

wbr element:

Antidisestablishmentarianism

Zero width space:

Antidisestablish​mentarianism

soft hyphen:

Antidisestablish­mentarianism
white-space:pre-line

wbr element:

Antidisestablishmentarianism

Zero width space:

Antidisestablish​mentarianism

soft hyphen:

Antidisestablish­mentarianism
br element

wbr element:

Antidisestablish
mentarianism