Question

In these two sentences, what word provides a clue to the meaning of insensitive?

Answer 1

For example, Past girlfriends had called him insensitive, and one had even claimed he was thoughtless.

Here the thoughtless is a clue that means intensive and the word thoughtless provides a clue to the meaning of intensive.

You can find some similar words in every sentence which means intensive, and without such words, you cannot express your feelings with the sentences.