to emit smell to fear, be afraid 2 realizations
NEW Realization 1
Type Polysemy
Language Khoekhoe
Lexeme ǀhoaham [ǀhőáhàm̏]
Meaning 1 to have body odor
Direction
Meaning 2 be terrified (vulg.)
Reference Haacke Khoekhoe 2002: 203
Comment
NEW Realization 2
Type Polysemy
Language Tamil
Lexeme veṭi
Meaning 1 (good or bad) smell
Direction
Meaning 2 fear
Reference Tamil lexicon: 3772
Comment

The meanings are possibly connected through the middle part: 

1. Explosion, as of a gun; Noise; Thunder, etc/