Gloomy means sad and dark.

Correct Option: B

Gloomy means sad and dark. Whereas it's opposite is gay which means happy.

‘Bizarre’ means something very strange or unusual. Whereas ‘Ordinary’ refers to things with distinctive features.

Correct Option: B

‘Bizarre’ means something very strange or unusual. Whereas ‘Ordinary’ refers to things with distinctive features. Therefore, Ordinary is the antonym of ‘Bizarre’.

‘Appoint’ means to assign a job or role to some one. Whereas, ‘Dismiss’ means to end the employment or service of someone or something.

Correct Option: D

‘Appoint’ means to assign a job or role to some one. Whereas, ‘Dismiss’ means to end the employment or service of someone or something. Therefore, ‘Dismiss’ is the antonym of ‘Appoint’.

The word Appropriate (Adjective) means: suitable acceptable or correct for the particular circumstances.

Correct Option: C

The word Appropriate (Adjective) means: suitable acceptable or correct for the particular circumstances.
Its antonym should be unsuitable.

Contemplative means serious and quiet thought for a period of time

Correct Option: B

Contemplative means serious and quiet thought for a period of time