RhymeHelp.com

an online rhyming dictionary  /raɪm//ˈhɛlp/(/R AY1 M//HH EH1 L P/)

Matched by real pronunciation, not just spelling.

disappointments

/D IH0 S AH0 P OY1 N T M AH0 N T S/

Perfect rhymes

3 syllables

Near rhymes