No
It isn't a perfect rhyme, in other words, not all the syllables rhyme, but it is close enough to pass as a rhyme.
Only the "ey" at the end of both words rhyme. That makes them a "close rhyme" but they are different enough that they might not work in a poem as a rhyme.
"horse course" -- not quite a rhyme but maybe close enough.
No, "trees" and "peas" do not rhyme. Rhyming words have similar ending sounds, but in this case, the pronunciation of these words is not similar enough to create a rhyme.
No, they don't rhyme. People may think they rhyme because they end in ch, but they don't rhyme. To have words rhyme, they must have similar sounds, not just be spelled similarly. ex. lunch rhymes with punch much rhymes with such
"Slant rhyme," "near rhyme," "off rhyme," "half rhyme" -- those are all terms for the same thing, words that don't rhyme perfectly with each other, but have enough similarity of sound that they can be used as rhymes.
No, because the N sound isn't in porridge.
No.
Yes, "cloth" and "wash" is an example of half rhyme, also known as slant rhyme. While they do not have the same ending sound, the vowel sounds are similar enough to create a partial rhyme.
they rhyme as much as pie and pickle, which is to say... they don't
It isn't a perfect rhyme, but it is very close. I would say it is good enough to use in a poem if you get the meter right.
Enough,