From the given options, select the word that is opposite in meaning to 'Excruciating':

Mild

The correct answer is Option (4) → Mild

• Excruciating means extremely painful or intense.

• The opposite of something extremely painful is something mild, meaning not severe or light.

Other options are incorrect:

• Sophisticated – means refined or cultured; not related to pain.

• Modern – relates to current times; unrelated.

• Noisy – describes loud sound; not an opposite of excruciating.

Therefore, the correct opposite is Mild.