legitimising
le-git-i-mis-ing
verb
Making something acceptable, valid, or lawful, often by official approval or recognition.
"The new law is legitimising previously illegal activities."
Thesaurus
Synonyms: legalise, legitimise, legitimate, decriminalise, decriminalize, legalize, legitimize, legitimatise, legitimatize
Antonyms: criminalise, criminalize, illegalise, illegalize, outlaw