What is the meaning of Sympathize?

To have, show or express sympathy; to be affected by feelings similar to those of another, in consequence of knowing the person to be thus affected; to commiserate.

To support, favour, have sympathy (with a political cause or movement, a side in a conflict / in an action).

To say in an expression of sympathy.

To have a common feeling, as of bodily pleasure or pain.

To share (a feeling or experience).

To agree; to be in accord; to harmonize.

Source: wiktionary.org