Choose the most appropriate option to replace the underlined word without changing the meaning of the sentence:

The maintenance of peace in a household packed with young cousins in the summer vacations is an arduous task indeed.

Choose the most appropriate synonym of the following underlined word:

The chairman of the organisation had to intervene to solve the grievances of the staff.

From the given options, select the one which is similar in meaning to the given word:

Alleviate

From the given options, choose the word that is very similar in meaning to-

CORDIAL

Choose the options that contain the correct Synonym of the word 'Utility'

(A) utility, usefulness

(B) efficacy, benefit

(C) utility, uselessness

(D) uselessness, efficacy

(E) of use, worth

Choose the correct answer from the options given below :

Match the words given in List-I with the similar meaning words given in List-II

Choose the most appropriate synonym from the options given for the word:- Precarious