He

👨

Pronoun

  heard

Verb

  a

Determiner

  muffled

Adjective

  grating

Noun

  sound

🔉

Noun

  and

Coordinating conjunction

  saw

🪚

Verb

  the

Determiner

  black mark

  jerk

Noun

  forward

Adverb

  an

Determiner

  inch

Noun

  or so

.

He heard a muffled grating sound and saw the black mark jerk forward an inch or so.

He heard a muffled grating sound and saw the black mark jerk forward an inch or so.