Select the most appropriate ANTONYM for the given word.
Subsidiary

Obstructive

The most appropriate antonym for the word subsidiary is obstructive.

• Subsidiary means subordinate or secondary.
• Obstructive means preventing or hindering the free passage or progress of something.

The other words do not have the same meaning as subsidiary and are therefore not antonyms.

• Supplement means something that adds to or completes something else.
• Accompaniment means something that goes along with or provides support for something else.
• Accoutrement means a piece of equipment or clothing that is worn or carried as part of a costume or uniform.