Correct option is A
The correct synonym of the given word is
(a) Loosen.
Slacken: To make or become less tight, less active, or less intense.
Slacken (Hindi): ढीला करना।
Example: As the storm weakened, the winds began to
slacken.
Loosen: To make less tight or more relaxed.
Example: He
loosened his tie after the long meeting.
Synonyms:
loosen, relax, reduce, weaken.
Antonyms: tighten, fasten, intensify, strengthen.
Meanings of the other given options:
·
Fasten: (Hindi: कसना) To make tight or secure.
·
Frighten: (Hindi: डराना) To cause fear or make someone scared.
·
Tighten: (Hindi: कसा हुआ करना) To make something more secure or tight.