Lead 
To dream of seeing lead denotes a problem or situation that is bothering you. You might be experiencing guilt over a relationship or an unfavorable turn of events.
To see a lead mine in your dream symbolizes betrayal.
Odor
To dream that you smell a particular order indicates previous happenings and memories. Your dream is an attempt to evoke your personal connection and thoughts associated with that odor.
Aura
To dream that there is an aura around you or another person is a signal that you need to use the power of the aura.
Smell
To dream of smelling something represents the emotions that you have associate with an older smell. Your subconscious wants you to remember how this smell made you feel. It's also possible that this smell is surrounding you and it is being absorbed into your dream.
Aroma
To smell sweet aromas in your dream indicates that you will be presented with an award or reward in the near future. It also represents great happiness and bliss.
Bouquet
To dream that you receive or give a floral bouquet represents reverence, fondness, praise, generosity, awe, and adoration. It implies a restorative power.
Body Odor
Smelling your body odor in a dream equates to your socially accepted and recognized status. Eliminating body odor is common as a social norm and a courtesy to those around you, however smelling your body odor in a dream points to how you fit in with those around you.
Being humiliated by your body odor in the dream means you are likely not happy with where you stand socially. Smelling your armpit with no body odor indicates that you are likely content with where you are socially, but still concerned with how to maintain your social position.
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