Some words that have a silent B are:
thumb climb plumber tomb numb lamb doubt dumb doubt
Words ending in mb - tomb, plumb, bomb, dumb, numb.
Also BT words such as debt, doubt, and subtle.
lamb
dumb
thumb
comb
zebra zebu
Debt
bdellium
plumber
BombClimbCrumbCombDumbLambLimbNumbPlumbThumbTombWomb
bdellium
Some words with a silent S:AisleAproposArkansasBourgeoisChamoisChassisDebrisHors d'oeuvresIllinoisIslandIslePrecisRendezvous
Lamb, bomb
bomb,comb
numb
subtle subtle
lamb, comb, womb, dumb, jamb
hello
Some examples of English words with a silent P are pneumonia, pneumatic, psychic and psychiatrist.