Collocations for symbolic - adj.

be, seem | become
The case became symbolic of US racial tension.

regard sth as, see sth as
His refusal to accept the honour was seen as highly symbolic.

deeply, heavily, highly, very
This is a gruesome and heavily symbolic tale.

purely
The role of monarch is a purely symbolic one.

largely, mainly | somehow

of
These two objects are symbolic of life and death.