give me a pen
Yes, if you pronounce "again" to rhyme with "gain".
Them again
that again
Hannigan Flannigan can again fan again
Ten
no.. not really
The word "what" in that sentence ("I can't what to play") makes no sense. Perhaps you mean "wait"? Please see the related question below for "What rhymes with again?"
abstain stain again
Again, fin, tin
Ukraine
Again, amen, playpen, yen, when, etc.
Some words that rhyme with Donovan are Shannon, cannon, and abandon.