overemphasize

verb (used with object), o·ver·em·pha·sized, o·ver·em·pha·siz·ing.

1. to emphasize excessively.

verb (used without object), o·ver·em·pha·sized, o·ver·em·pha·siz·ing.

2. to use excessive emphasis.

verb (tr)

1. to give excessive emphasis or prominence to (something)