Interdict - to intervene
antar - inside, in-between
dikS(h)T - dikS(h) + t -> dikS(h)T - Present Participle - seeing, directing. "S(h)" is Cerberal Sibilant Sound 'S' and "T" is Cerberal "t" sound. Past Participle would be "dikS(h)it".
As one can see, the Sanskrit sounds and spellings are more subtle and English (and European Language) takes an approximation of the sounds as one uninitiated speaker would do when copying something that was invented elsewhere, which is the case for the Speech and Languages.
Immigrants most of the times, when migrating, are not able to keep their authentic culture as it was in their homeland. Such is the case in cooking, religion and languages.