Correct option is C
The correct synonym of the given word is (c)
Treacherous.
Perfidious: deceitful, deliberately faithless; one who betrays trust or breaks promises in a calculated way. (Hindi:
विश्वासघाती, विश्वास तोड़ने वाला, कपटी)
Example (given word): The perfidious adviser leaked the kingdom’s secrets to the rival court.
Treacherous: guilty of or involving betrayal or deception; not to be relied on. (Hindi:
विश्वासघाती/धोखेबाज़)
Example (answer word): The treacherous ally switched sides at the last moment.
Synonyms: faithless, disloyal, duplicitous, treacherous.
Antonyms: loyal, faithful, steadfast, trustworthy.
Meanings of all the other given options:
· (a)
Honest: truthful and sincere; free of deceit. (Hindi:
ईमानदार, सच्चा)
· (b)
Faithful: remaining loyal and steadfast. (Hindi:
वफ़ादार, निष्ठावान)
· (d)
Loyal: giving or showing firm and constant support or allegiance. (Hindi:
निष्ठावान, वफ़ादार)