The fringe, edge or periphery of s.t. (esp. as of a storm, epidemic or smell).
Only a mild version of s.t. can be perceived. Said also of a draft of air created by a pocket of reduced air pressure behind a moving object. A faint but pervasive smell.
This is the fringe of a typhoon in Manila.
Ta'ūkku hemiyu ilang-ilangin (atawa basurahin).
I can smell a whiff of the ilang-ilang flower (or garbage).