From Example
{{Abbrlink|UK|United Kingdom}}

{{Abbrlink}}

UKTooltip United Kingdom

{{Abbrlink/sandbox}}

UKTooltip United Kingdom

TKO
{{Abbrlink|TKO|technical knockout}}

{{Abbrlink}}

TKOTooltip technical knockout

{{Abbrlink/sandbox}}

TKOTooltip technical knockout

Bad TKO
{{Abbrlink|TKO|technical knockout|Technical knockout: a boxing term.}}

{{Abbrlink}}

TKOTooltip Technical knockout: a boxing term.

{{Abbrlink/sandbox}}

TKOTooltip Technical knockout: a boxing term.