Regrettably in spanish
Lamentablemente
pronunciation: lɑmentɑblemente part of speech: adverb
pronunciation: lɑmentɑblemente part of speech: adverb
In gestures
regrettably = desafortunadamente, desgraciadamente, lamentablemente.
Example: There is an extensive theory of the evaluation of indexes and indexing, but regrettably there is not space to treat this topic at any length in this work.