Ash is another name for cigar residue.
a cigarette
A cigar.
Cigar was named not for the tobacco product, but for a navigational intersection for airplanes. -Wikipedia
sludge
cigarette: Small cigar
Beer
The scientific name for the Pecan cigar casebearer is Acrobasis nuxorella. It is a species of moth in the family Pyralidae.
Remainder is a word for residue. Additional synonyms include debris, leftovers, remains, silt, slag and waste.
Drew Estate used to make the Kahlua cigar, but lost the licensing right to use the brand name Kahlua. The good news is they continue to make the cigar under their own brand name Tabak Especial. It is the exact same cigar as the Kahlua. Most premium cigar shops should have it.
residue
Ammonium nitrate leaves no residue when heated:NH4NO3 Δ→ N2O + 2H2O
A hamlet is an old name for a small village. It is also the name of a cigar and a play.