Retroflex

apikal postalveolar

(of pronunciation in which the tongue tip approaches/touches the back of the alveolar ridge)

laminal postalveolar

(of pronunciation in which the tongue blade approaches/touches the back of the alveolar ridge)

sub-apikal palatal

(of pronunciation in which the tongue underside approaches/touches the palate)

sub-apikal prepalatal

(of pronunciation in which the tongue underside approaches/touches the palate)