Felt is a heavy fabric beginning with F.
Silk.
Mint
Ares
JunkJambJustJoinJail
You tell me :P
Moth comes to mind .
Adze.
Another name for malaria that starts with an A and has 4 letters is ague.
Some four letter words starting with S using the letters DEELLORRY are:seedseersellsledsoldsore
answer is galp!
Stag
Are you sure it ends in 'o'? A muon is a four letter subatomic particle.