early vs frontal

early

adj
  • Near the start or beginning. 

  • Near the start of the day. 

  • Having begun to occur; in its early stages. 

  • At a time in advance of the usual or expected event. 

  • Arriving a time before expected; sooner than on time. 

  • Of a star or class of stars, hotter than the sun. 

noun
  • A shift (scheduled work period) that takes place early in the day. 

adv
  • At a time before expected; sooner than usual. 

  • Soon; in good time; seasonably. 

frontal

adj
  • Of, relating to, directed toward, or situated at the front. 

  • Of or relating to a weather front. 

  • Parallel to the main axis of the body and at right angles to the sagittal plane. 

  • Any of the scales of a reptile that lie in the general region of the forehead, more specifically between the eyes and to the anterior of this area. 

  • Directed against the front or at the main point or issue. 

  • Of or relating to the forehead or frontal bone. 

noun
  • A decorative drapery covering the front of an altar. 

  • The façade of a building. 

How often have the words early and frontal occurred in a corpus of books? (source: Google Ngram Viewer )