This is in the spirit of the What is a Word/Phrase™ series started by JLee with a special brand of Phrase™ and Word™ puzzles.
If a word conforms to a special rule, I call it a Tellygraph Word™.
Can you tell me how to get a word that conforms to the rule?
And, if you want to analyze, here is a CSV version:
Tellygraph Words™,Not Tellygraph Words™ ANVIL,FORGE ANXIETY,STRESS FILTHY,DIRTY HAMLET,HOVEL INFLAME,IGNITE INHALE,BREATHE KNIFE,BLADE NATIVE,LOCAL NEAT,CLEAN TWINKLE,SHINE VITAL,CRITICAL VIXEN,HARLOT WEALTHY,WELL-OFF WHINE,FUSS