Toulouse (the capital city of the Haute-Garonne department, France; capital city of the region of Occitanie)

an interpreter (someone who listens to speech in one language, and repeats that content in another language)

interpreting, interpretation: the facilitation of spoken conversation between two or more parties that do not all speak a common language

to interpret: to listen to speech in one language and then convey the meaning of that speech in the language of the listener

a heartache

common use

thorough knowledge of something

to be well versed in something, to be thoroughly acquainted with something

analgesia

deep regret