Because there is no "T" in "fox".
With these examples, you could replace the ones that have 'like' with 'as' and it will still be a simile, and vice versa. Silent like a fox. Sneaky like a fox. Sly like a fox. As red as a fox. As thin as a fox. As keen as a fox.
The t is silent in thistle.
T
The letter T is silent.
T and E are the silent letters in "whistle."
Yes, in the word 'glisten' the 't' is silent.
The silent letter in "debut" is the "t." It is pronounced as "day-byoo," with the "t" remaining silent.
words witn st silent
Yes, the word "potpourri" does have a silent 't.' The 't' is not pronounced in the standard English pronunciation of the word. The word originates from French, where the 't' is also silent.
The t is silent in whistling.
The word often is an antonym (opposite) of seldom, and has a silent 't'.
The 't' is silent.