Definition of unrightfully in English:

unrightfully

adverb

  • Without right; unjustifiably, unfairly, wrongly.

Origin

Late Middle English; earliest use found in The Midland Prose Psalter. From unrightful + -ly.

Pronunciation

unrightfully

/(ˌ)ʌnˈrʌɪtf(ə)li//(ˌ)ʌnˈrʌɪtfʊli/