No, internal rhyme involves rhyming words within the same line of poetry, which may not always be perfect rhymes. Internal rhyme can also involve slant rhymes or near rhymes.
They are end rhymes, meaning the end of the words rhymes ("ent") but they are not perfect rhymes, meaning the entire words do not rhyme.
It almost rhymes but it isn't a perfect rhyme for Henry.
doesnt adjacent rhyme with patient?
Not a perfect rhyme but: Lesser men.
Only the "ly" rhymes, so they are not what is considered an "exact rhyme" or "perfect rhyme."
no perfect rhymes, but for a near rhyme try words that end with TIC.
There are no perfect rhymes for the word payload.
There are no perfect rhymes for the word Labrador.
All of the end rhymes are perfect rhymes :) -Apex-
There are no perfect rhymes for the word bribery.
They are approximate rhymes, but not exact rhymes. That would have to be "harkingness" and "darkingness" or "harkness" and "darkness." Most of those words, other than "darkness", aren't even real words. Look them up.