retroflex

definition: pronounced with the tip of the tongue turned back toward the hard palate
example:
speech part: adjective
synonyms: cacuminal
definition: bent or curved backward
example:
speech part: adjective
synonyms: retroflexed
definition: articulate a consonant with the tongue curled back against the palate
example: Indian English accents can be characterized by the fact that speakers often retroflex their consonants.
speech part: verb
synonyms:
definition: bend or turn backward
example:
speech part: verb
synonyms: replicate

How retroflex is being used?