Ironic
Part of speech: adjective
Definition: Both coincidental and contradictory in a humorous or poignant and extremely improbable way.
Example sentence: It's ironic that when you go through a tragedy, you appreciate more. You realize how fragile life is and that there are so many things to still be thankful for.
Incongruous
Part of speech: adjective
Definition: Not similar or congruent; not matching or fitting in.