| Primary (First) - pungent |
| FL | | capscaisin |
| | flavor: pungent burning |
| FL | 1- | ethyl-2-acetyl pyrrole |
| | odor: nutty roasted |
| | flavor: pungent dusty, somewhat nutty |
| FL/FR | | ethyl isobutyrate |
| | odor: sweet ethereal fruity alcoholic fusel rummy |
| | flavor: Pungent, etherial and fruity with a rum-and egg nog-like nuance |
| FL/FR | | ethyl vinyl ketone |
| | odor: Pungent, etherial, lifting, peppery, garlic, mustard and onion |
| | flavor: Pungent, etherial, peppery, garlic, onion, fishy and mustard with a hot nuance |
| FL/FR | | ginger root absolute |
| | odor: Woody with fresh sweet notes |
| | flavor: Fresh pungent, and woody |
| FL | | onion oleoresin |
| | flavor: onion |
| Secondary (Second) - pungent |
| Tertiary (Third) - pungent |
| FL/FR | | ethyl crotonate |
| | odor: Pungent, sharp, rum- and cognac-Iike, wth tinny, pineapple, fruity and meaty nuances |
| | flavor: Rum, cognac and pungent with caramellic and fruity nuances |
| FL | | methyl 3-mercaptobutanoate |
| | flavor: pungent alliaceous onion |
| Quaternary (Fourth) - pungent |
| FL/FR | (Z)-3- | hexen-1-ol |
| | odor: fresh green cut grass foliage vegetable herbal oily |
| | flavor: Fresh, green, raw fruity with a pungent depth |
| Quinary (Fifth) - pungent |
| FL/FR | alpha- | methyl cinnamaldehyde |
| | odor: sweet cinnamon spicy cassia |
| | flavor: Spice, cinnamon, sweet, woody with a slight pungent and hot bite |
| Senary (Sixth) - pungent |
| Septenary (Seventh) - pungent |
| Octonary (Eighth) - pungent |