Partial list of English words with silent letters:-
A: aesthetic, bread
B: bdellium, debt, plumber
C: indictment, muscle, science
D: djinn, handkerchief, Wednesday
E: give, like, name (the ‘e’ here is also known as the ‘magic e’)
F: halfpenny
G: gnat, gnaw, gneiss, gnu, high, phlegm, sign, though
H: daughter, echo, heir, honest, hour, orchid
I: friend, business
J: marijuana
K: knee, knife, knight, knot, know
L: calf, could, talk, yolk
M: mnemonic
N: autumn, column, damn, hymn, solemn
O: colonel, leopard, people
P: corps, coup, pneumonia, psalm, psyche, receipt
Q: Colquhoun (Scottish name), lacquer
R: forecastle, sarsaparilla (GA)
S: aisle, bourgeois, debris, island
T: ballet, castle, rapport, listen
U: colleague, guard, guess, tongue
V: Milngavie (Scottish town)
W: answer, gunwale, sword, two, wrist, wrong
X: billet-doux, faux pas, Sioux
Y: Islay (Scottish island), Pepys
Z: chez, laissez-faire, rendezvous