level vs rough

level

adj
  • Of even tone; without rising or falling inflection; monotonic. 

  • In the same position or rank. 

  • Perpendicular to a gravitational force. 

  • Unvaried in volume. 

  • Unvaried in frequency. 

  • Well balanced; even; just; steady; impartial. 

  • The same height at all places; parallel to a flat ground. 

  • Calm. 

  • At the same height as some reference; constructed as level with. 

  • Straightforward; direct; clear. 

noun
  • A floor of a multi-storey building. 

  • A school grade or year. 

  • Distance from the root node of a tree structure. 

  • Degree or amount. 

  • A numeric value that quantifies a character, ability, or item's experience and power. 

  • An area of almost perfectly flat land. 

  • One of the specific values which may be taken by a categorical variable. 

  • Achievement or qualification. 

  • A distance relative to a given reference elevation. 

  • A tool for finding whether a surface is level, or for creating a horizontal or vertical line of reference. 

  • One of several discrete segments of a game, generally increasing in difficulty and representing different locations in the game world. 

verb
  • To direct or impose (a penalty, fine, etc) at or upon (someone). 

  • To make the score of a game equal. 

  • To bring to a common level or plane, in respect of rank, condition, character, privilege, etc. 

  • To adjust or adapt to a certain level. 

  • To speak honestly and openly with. 

  • To adjust so as to make as flat or perpendicular to the ground as possible. 

  • To progress to the next level. 

  • To aim or direct (a weapon, a stare, an accusation, etc). 

  • To destroy by reducing to ground level; to raze. 

rough

adj
  • Loud and hoarse; offensive to the ear; harsh; grating. 

  • Turbulent. 

  • Crude; unrefined. 

  • Approximate; hasty or careless; not finished. 

  • Difficult; trying. 

  • Violent; not careful or subtle. 

  • Not polished; uncut. 

  • Harsh-tasting. 

  • Somewhat ill; sick; in poor condition. 

  • Unwell due to alcohol; hungover. 

  • Worn; shabby; weather-beaten. 

  • Not smooth; uneven. 

noun
  • A quick sketch, similar to a thumbnail but larger and more detailed, used for artistic brainstorming. 

  • A scuffed and roughened area of the pitch, where the bowler's feet fall, used as a target by spin bowlers because of its unpredictable bounce. 

  • The unmowed part of a golf course. 

  • The raw material from which faceted or cabochon gems are created. 

  • A rude fellow; a coarse bully; a rowdy. 

  • A piece inserted in a horseshoe to keep the animal from slipping. 

verb
  • To render rough; to roughen. 

  • To break in (a horse, etc.), especially for military purposes. 

  • To create in an approximate form. 

  • To endure primitive conditions. 

  • To roughen a horse's shoes to keep the animal from slipping. 

  • To commit the offense of roughing, i.e. to punch another player. 

adv
  • In a rough manner; rudely; roughly. 

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