When stop consonants make sweet love to fricative consonants, the bastard offspring is known as an affricate consonant. The Affricate consonants start as stops with air building up behind an articulator which then releases through a narrow channel as a fricative (instead of a clean burst as stops do).
The English affricate sounds are:
/tʃ/ - "chick" and "match" - air is blocked with tongue just beyond the alveolar ridge (post-alveolar), then released as a fricative.
/dʒ/ - "jam" and "badge" - air is blocked with tongue just beyond the alveolar ridge (post-alveolar), then released as a fricative.