== {{-en-}} ==
{{-agg-|en}}
{{Pn}} {{A cmp|cpn=1}}
# [[irrefragabile]]
# [[irrefutabile]]
# [[incontestabile]]

{{-sin-}}
* [[incontestable]]
* [[incontrovertible]]
* [[indisputable]]
* [[indubitable]]
* [[irrefutable]]
* [[unanswerable]]
* [[undeniable]]
* [[unquestionable]]

{{-der-}}
* [[irrefragability]]
* [[irrefragably]]

{{-ref-}}
* {{Fonte|wmf|irrefragable|en}}