The mb and bt sounds both contain silent letters
In the mb digraph the 'm' is silent, it is pronounced as /b/
In the bt sound the 'b' is silent, it is pronounced as /t/
Both of these digraphs are usually found at the end of a word (e.g. thumb and doubt)
This week there are only 4 words for the -bt /t/ list. Use more words from the -mb /m/ list to create your words list for this week.
Word Lists
-mb /m/
bomb
dumb
lamb
numb
thumb
limb
tomb
womb
honeycomb
catacomb
doorjamb
succumb
climb
plumb
crumb
-bt /t/
debt
doubt
subtle
subtly