Choose one of the following options that means the opposite of the given word:
Tangible

In the following question,choose the word which is the exact $OPPOSITE$ of the given word.
$MOUNTAIN$

Choose one of the following options that means the opposite of the given word:
Extend

In the following question,choose the word which is the exact $OPPOSITE$ of the given word.
$GREGARIOUS$

Select the word or phrase which is closest to the $OPPOSITE$ in meaning of the highlighted word or phrase.
What he tells me $confirms$ my ideas.

Select the word or phrase which is closest to the $OPPOSITE$ in meaning of the highlighted word or phrase.
The inhabitants of the island were $barbarians$.