匂(にお)わせるto give off (a smell, scent, aroma), to smell of, to perfume (a room, etc.)

る-verb, Transitive verb

1. 1.

   to give off (a smell, scent, aroma), to smell of, to perfume (a room, etc.)

   臭わせる only used for unpleasant odours

2. 2.

   to hint at, to suggest, to insinuate