No, "pen" and "bed" are not an approximate rhyme. An approximate rhyme is when words have a similar ending sound but are not a perfect match, such as "pen" and "pain."
gosh
The approximate rhyme for "wash" could be "slosh." This is because they have similar ending sounds, but not exactly the same.
Its called an Approximate Rhyme
yes it is
Weird.
No but door and sore rhyme
no it does not but it could be an approximate rhyme meaning they sort of sound similar
no, but is kind of rhymes
No
can ban fan gain (approximate rhyme)
No