Answer: grunted

AnswerCrossword Clue
GRUNTEDWent "Ugh!" and "Unh!"
GRUNTEDUttered a guttural sound
GRUNTEDResponded unintelligibly
GRUNTEDAcknowledged, but just barely
GRUNTEDImitated a straining weightlifter
gruntedsuch a sound
gruntedGRUNT, to utter a deep guttural sound
gruntedto utter (with) the deep, guttural sound of a hog